Publications

 

 

 

 

 

 

International Journal : 

  1. Prem Vrat, N.S. Josan and A.C. Dasgupta, "Simulation of Multi-Item Production Inventory System: A Case Study", OPSEARCH, Vol. 11, No. 2-3, pp. 100-122, June-September 1974.

  2. Prem Vrat and Ajit Virani, "A Cost Model for Optimal Mix of Balanced Stochastic Assembly Line and the Modular Assembly System for a Customer Oriented Production System", International Journal of Production Research, Vol. 14, No. 4, pp. 445-463, 1976.

  3. Prem Vrat and A.B. Khan, "Simulation of a Blood Inventory Bank System in a Hospital", Socio Economic Planning Sciences: An International Journal, Vol. 6, No. 1, pp. 7-15, January 1976.

  4. Prem Vrat and R.H.Hollier, "Optimization of Rotable Spares Stock : A System Entropy Approach", International Journal of Engineering Production, Vol. 1, No. 1, pp. 178-197.

  5. Prem Vrat , "An Inventory Theoretical Approach for Optimization of a Class of Queuing Problems", International Journal of Engineering Production, Vol.1, No. 1, pp. 19-28.

  6. R.H. Hollier and Prem Vrat, "A Proposal for Classification of Inventory Systems", OMEGA, The International Journal of Management Science, Vol. 6, No. 3, pp. 277-279.

  7. U. Kumar and Prem Vrat, "Optimal Batch Size for Multistage Production Inventory System", OPSEARCH, Vol. 15, No. 3, pp. 78-94, July - September 1978.

  8. A Subash Babu and Prem Vrat, An Inventory Model for Two-Level Repair System", International Journal of Engineering Production, Vol. II, No. 3, pp. 131-138, 1978.

  9. A Subash Babu and Prem Vrat, "Inventory Control of Spares in a Transport Corp.: A Case Study", OMEGA, The Int. Journal of Management Science, Vol. 7, No. 2, pp. 153-159, 1979.

  10. U. Kumar and Prem Vrat, "Optimization of Single Item Multistage Stochastic Production - Inventory System", Journal of Opl. Res. Soc. (U.K.), Vol. 30, pp. 547-553, June 1979.

  11. A Subash Babu and Prem Vrat, "The Impact of Repair-Echelon Effectiveness and Location on Spare Stock", International Journal of Physical Distribution & Materials Management, Vol. 10, No. 1-2, pp. 15-24, December 1979.

  12. N.Singh, Prem Vrat and K.S.Shah, Inventory Control of Recoverable Spares in a Two-Echelon Multi-Location Repair - Inventory System", TEROTECHNICA, Int. Jour. of Phy. Ass. Mngt., Vol. 1, No. 4, pp. 257 - 264, July 1980.

  13. Prem Vrat and N.Singh, "A Three-Echelon Inventory Model for Recoverable Spares", TERO TECHNICA, The Int. Jour. of Phy. Assets Mgmt., Vol. 2, pp. 211-215, 1981.

  14. K.S.Shah, N.Singh and Prem Vrat, "Optimal Spares Allocation under Budget Constraint in a Two-Echelon Repair-Inventory System: A Case Study", OMEGA, Int. Jour. of Mgmt. Sc., Vol. 9, No. 4, pp. 444-445, 1981.

  15. D.K Banwet and Prem Vrat, "A Direct Search Procedure for a Class of Single Facility Location Problems", Journal of Engineering Production, No. 4, pp. 27-39, December 1981.

  16. Rajesh Chadha and Prem Vrat, "A Global Model of Steel Consumption in India", paper presented at 14th Annual Convention of ORSI, Bombay, 1982, Also published in Journal of Engg. Production, Vol. 5, No. 3, pp. 11-15, September 1982.

  17. N. Singh and Prem Vrat, “A Location –Allocation Model for a Two-Echelon Repair Inventory System”, IIE Transaction, USA, Vol. 16, No. 3, pp. 222-228, 1984.

  18. K. Ravindranath, N. Singh and Prem Vrat, “The Mini-Sum and Minimax Version of a Single Facility Euclidean Location Problem in the Presence of a Rectangular Forbidden Region”, Journal of Engg. Production, An International Quarterly, Vol. 7, No. 2, pp. 59-69, 1984.

  19. N.Singh and Prem Vrat, “A Model for Integrated Design of Material Flow in a Two-Echelon Repair Inventory System”, Material Flow: An International Journal, Vol.2, pp.263-268, 1985.

  20. Prem Vrat and N.Singh, "A Model for Integrated Design of Material Flow in a Two-Echelon Repair-Inventory System", Material Flow, An Int. Journal, Vol. 2, No. 4, pp. 263-268, 1985.

  21. K. Ravindranath, N. Singh and Prem Vrat, “Bi-Criteria Single Facility Location Problem in the Presence of a Single Forbidden Region”, OPSEARCH, Vol. 22, No. 1, pp. 1-16, March 1985.

  22. P.S. Kharola and Prem Vrat, Maintenance, Manpower and Inventory Planning in a Two-Level Repair-Inventory System: An Integrated Approach”, Maintenance Management International, Vol. 6, pp. 153-165, 1986.

  23. Rakesh Gupta and Prem Vrat, “Inventory Model for Stock Dependent Consumption Rate”, OPSEARCH, Vol. 23, N0. 1, pp. 19-24, 1986.

  24. Rakesh Gupta and Prem Vrat, “Inventory Model with Inflation and Quantity Discounts”, IJOMAS, Vol. 2, No. 1, pp. 19-24, 1986.

  25. Prem Vrat and Chareon Kriengkrairut, “A Goal Programming Model for Project Crashing with Piece-Wise Linear Time-Cost Trade-off”, Engineering Cost and Production Economics, Vol. 10, pp.161-172, 1986.

  26. Sushil K. Agrawal and Prem Vrat, “I-O-W Model for National Planning”, International Journal of System Science, Vol.18, NO.11, pp.2043-2063,1987.

  27. G.D.Sardana and Prem Vrat, “Productivity Measurement in a Large Organization with Multi-Performance Objectives: A Case Study”, Engineering Management International,Vol4,pp105-125,1987

  28. A.K.Vij, Sushil and Prem Vrat, “Energy Modelling for the National Economy:  A Generalized Model Based on Physical Systems Theory Approach”, International Journal of Systems Science, Vol.19, No.6, pp.857-873, 1988.

  29. Sushil and Prem Vrat,  “Generalization of I-O-W Model for Waste Management Policy Analysis and National Planning”, International Journal of Systems Science, Vol.19, pp.1749-1761, 1988.

  30. G.Padmanabhan and Prem Vrat, “An Inventory Model for Items with Exponential Decay under known Price Increase”, International Journal of Management and Systems, Vol.4, No.1, pp.27-33, January-April 1988.

  31. A.K.Vij, Prem Vrat, and Sushil, “Energy Modelling through Integration of System Dynamics with Physical Systems Theory”, System Dynamics:  An International Journal of Policy Modelling, Vol.1, No.1, pp.1-9, April 1988.

  32. Sushil and Prem Vrat, “Waste Management Policy Analysis and Growth Monitoring:  An Integrated Approach to Perspective Planning”, International Journal of Systems Science, Vol.20, No.6,pp.907-926, 1989.

  33. Rakesh Kumar and Prem Vrat, Using Computer Models in Corporate Planning”, Long Range Planning,Vol.22, No.2, pp.114-120.April 1989.

  34. G.Padmanabhan and Prem Vrat, “An EOQ Model for Items with Stock Dependent Consumption Rate and Exponential Decay”, Engg. Cost and Production Economics: An Intl. Journal for Industry, Vol. 26, No. 4, pp. 231-242, 1989.

  35. A.Noorul Haq, Prem Vrat, and Arun Kanda, “Modelling and Analysis of Integrated Production-Distribution System with Deterministic Lead Times”, OPSEARCH, Vol. 26, No.4, pp.231-242,1989.

  36. I.K.Khanna, Prem Vrat, and N.Singh, “A System Dynamics Transportation Policy Planning Model: Understanding Systems Behaviour and Policy Alternatives” System Dynamics: An Intl. Journal of Policy Modelling, II(1), 13-21,1989.

  37. Prem Vrat, and G.Padmanabhan,”An Inventory Model under Inflation for Stock Dependent Consumption Rate Items”, Engg. Cost and Production Economics, Vol.15, May 1989.

  38. G. Padmanabhan  and  Prem Vrat,  “Inventory  Model  with  a  Mixture   of  Backorders and  Lost Sales”,  International  Journal  of  Systems  Science (U.K.), Vol. 21, No.8, pp.1721-1726, 1990.

  39. G.Padmanabhan and Prem Vrat, “Analysis of Multi-Item Inventory System under Resource Constraints: A Non-Linear Goal Programming Approach”, Proceedings MCDM Conference, AIT, Bangkok, December 1989, pp.114-134.  Also published in Engineering Cost and Production Economics : An International Journal , Vol.20, pp.121-127, 1990.

  40. J.P.Saxena Sushil and Prem Vrat, ”Linkages of Key Elements in Fuzzy Program Planning” Systems Research, Vol.7 (3), pp.147-158,1990.

  41. J.P.Saxena Sushil and Prem Vrat, ”Impact of Indirect Relationship in Classification n of Variables: A MICMAC Analysis for Energy Conservation's”, Systems Research; 7(4),245-253,1990.

  42. A.K.Vij, Sushil and Prem Vrat, “Energy Policy Implications of Waste Management, in various Sectors of Economy: An Analysis Based on Physical Systems Theory”, Energy Conversion and Management,Vol.30, No.4,pp.387-401,1991.

  43. A.Noorul Haq, Arun Kanda and Prem Vrat, "An Integrated Production – Inventory-Distribution Model for Manufacture of Urea”, International Journal of Production Economics, Vol. 25, Nos. 1-3, 1991, pp. 33-49.

  44. J.P.Saxena, Sushil and Prem Vrat, "Scenarios Building: A Critical Study of Energy Conservation in Indian Cement Industry”, Technology Forecasting and Social Change, Vol.41, 1992, pp.121-146.

  45. Prem Vrat, and Pisal Yenradee, “A Comparative Study of Push and Pull Production Planning Strategies in a Hard Disk Parts Manufacturing Company” International Journal of Operations and Production Management, Vol.11(9), 1991, pp.41-47.

  46. Rajeev Vijay, Arun Kanda and Prem Vrat,  “An Algorithm for Capacity Expansion of an Urban road Network”,OPSEARCH, Vol.29, No.3, 1992, pp.184-202.

  47. Rajeev Vijay, Arun Kanda and Prem Vrat, “Multi period Capacity Expansion of Road Networks: Formulation and Algorithm”, OPSEARCH, Vol.30(2), June 1993, pp..1993, pp.117-140.

  48. N.Kumar, Prem Vrat, and Sushil, “A Simulation Study of Unit exchange Spares Management of Diesel Locomotives in Indian Railways”, International Journal of Production Economics, (Spl.Issue on Asia Pacific Mfg.), Vol.33, pp.225-236,1994

  49. G. Padamanabhan and Prem Vrat,  “EOQ Models  for  Perishable  Item  under  Stock Dependent  Selling  Rate”,  European  Journal  of  Operations  Research,  Vol 86, 1995, pp. 281-292

  50. Rajeev Vijay, Arun Kanda and Prem Vrat, “Multi-Period, Multi choice Capacity Expansion Problem of Road Networks: Formulation and Algorithm’, International Journal of  Management and Systems, Vol.19, No.2, pp. 189-198, 1993.

  51. J.P.Saxena, Sushil and Prem Vrat,  “Hierarchy and classification of Program Plan Elements Using Interpretive Modelling-A Case Study of Energy Conservation in Indian Cement Industry”, Systems Practice, 1992.

  52. N.Nagarur, P. Vrat,  and W. Duongsuwan, "Production Planning and Scheduling for Injection moulding of  pipe fittings : A Case Study ", International Journal of Production Economics, Vol. 53, No.2, 1997, pp. 157-170.

  53. Prem Vrat, “A Report on Operations Management in India” International Journal  of Operations & Production Management , Vol. 18, NO.7, 1998, pp 651-653

  54. Shanker R. and Prem Vrat,  Post design Modeling for Cellular Manufacturing System with Cost Uncertainty, International Journal of Production Economics, 55, 97-109, (1998).

  55. S.K.Agrawal and Prem Vrat, “Total Quality Management : Indian Experiences”,  International Journal of Industrial Engineering,  1998, Vol 5, No. 3 pp 214-224.

  56. Shanker R. and Prem Vrat, 1999, Some design issues in Cellular Manufacturing Design using fuzzy programming approach, International Journal of Production Research, Vol. 37, No. 11, pp. 2545-2563.

  57. Garg, S., Vrat, P., Kanda, A. "Equipment Flexibility vs. Inventory: A Simulation Study of Manufacturing Systems", International Journal of Production Economics, 70 (2001), 125-143.

  58. Misra S.N.; Deshmukh S G and Prem Vrat, Matching of Technological Forecasting      Technique to a Technology" Technology Forecasting & Social Change: 69(2002) 1-27.

  59. Solimanpour, D. M., Vrat, P., Shankar, R., A Transiently Chaotic Neural Network Approach to Cellular Manufacturing, International Journal of Production Research, 40(10), 2002, pp-2225-2244. 

  60. Garg, S., Vrat, P., Kanda, A. "Trade off Between Multi-Skilling and Inventory in Assembly Line operations under Demand Variability; International Journal of Operations & Production Management, Vol. 22, No.5, pp. 565-583, 2002.  

  61. Solimanpour, D. M., Vrat, P., Shankar, R., A Multi-objective Genetic Algorithm Approach to the Design of Cellular Manufacturing Systems International Journal of Production Research, Vol. 42, No.7,  pp. 1419-1441, 2004.

  62. Khanna, V. K., Vrat, P.,  Shankar, R., Sahay, B.S., 2002, Developing Causal Relationship for TQM Index for Indian Automobile Sector, Work Study, (An International Journal) Vol. 51 (6-7), pp. 364-373.

  63. Khanna, V. K., Vrat, P.,  Shankar, R., Sahay, B.S., and Gautam, A., 2003, TQM Modeling of Auto Sector: A System Dynamics Approach, Work Study, (An International Journal) Vol. 52 (3), March, 2003, pp. 94-101.

  64. Solimanpour, D.M., Vrat, P. and Shankar, R., Feasibility and Robustness of Transiently Chaotic Neural Networks Applied to the Cell Formation Problem, International Journal of Production Research, Vol. 42 No.6,  pp.1065-1082, 2004.

  65. Solimanpour, D.M., Vrat, P. and Shankar, R., Ant Colony Optimization Algorithm to the Intercell Layout Problem in Cellular Manufacturing, European Journal of Operational Research, 157 (2004), pp.592-606.

  66. Solimanpour, D.M., Vrat, P. and Shankar, R., A heuristic to minimize makespan of cell scheduling problem, Intl. Jour. of Production Economics, 88 (2004), pp. 231-241.

  67. Solimanpour, D.M., Vrat, P. and Shankar, R., An ANT Algorithm for single-row layout problem in flexible Manufacturing System. Computers & Operations Research. (In Press)

  68. Solimanpour, D.M., Vrat, P. and Shankar, R., A Neuro-Tabu Search Heuristic for the Flow  Shop Scheduling Problem. Computers & Operations Research, Vol. 31 (13), pp. 2151-2164, 2004.

  69. Kumar, M, Vrat, P., and Shankar, R., A Fuzzy Programming Approach for Vendor Selection Problem in a Supply Chain, under third review in International Journal of Production Economics.

  70. Kumar, M, Vrat, P. and Shankar, R., A Fuzzy Goal Programming Approach for Vendor Selection Problem in a Supply Chain, Computer and Industrial Engineering. Vol. 46 (2004), pp. 69-85.

  71. Shalini Anand, Prem Vrat, and Dahiya, R.P., “Application of System Dynamics Approach for assessment and mitigation of CO2 emissions from Cement Industry” Jour. of Env. Mgmt. (under revision).

  72. Khanna, V.K., Vrat, P., Shankar, R., and Sahay, B.S. Managing the Transition Phase in TQM Journey:A System Dynamics Approach, International Journal of Quality & Reliability Management, Vol. 21, No.5, 2004, pp. 518-544.

  73. Khanna, V. K., Vrat, P., Shankar, R., and Sahay, B.S., Transition Phase in Indian Auto Sector; A System Dynamics Approach, International Journal of System Dynamics and Policy Planning, Vol. XIV, Nos. 1&2, (2002), pp.23-38.

  74. Khanna V.K., Vrat P. and Shankar R. – Strategy Mishap in the TQM Journey – A System Dynamics Approach. Journal of Advances in Management Research, Vol. I,  No.2, pp. 46- 59, 2004.

  75. Prakash Verma and Prem Vrat, Greenhouse Gas Emissions and Global Climate – A case for System Dynamics Application; International Journal of System Dynamics and Policy Planning, vol. XIII, No. 1-2, 2001, pp. 27-46.

  76. Mishra Somnath, Deshmukh S.G. and Prem Vrat “Some Issues on Technological Forecasting and Technology Transfer in India” Intl. Jour. Of Tech. Transfer and Commercialisation. (In Press).

  77. Garg Suresh, Vrat P., Kanda A. and Dua B.B. “Aspects of Flexibility and Quality in Indian Manufacturing Practices – A Survey, Intl. Journal of Manufacturing Tech. & Management, Vol. 5, Nos. 5/6, pp. 443-458, 2003. 

  78. Pati, R.K., Prem Vrat and Pradeep Kumar, “Cost optimization Model in Recycled Waste Reverse Logistics System”, Accepted in “International Journal of Manufacturing Technology and Management, Spl. Issue on Manufacturing Strategy.

TO 

National Journal:

79.  Prem Vrat and S.K. Arora and A. Das Gupta, "A New Approach in Balancing a Continuous Production Line", Industrial Engg. & Management, Vol. 5, No. 3, 1970

80   Prem Vrat and B.K.Ahuja, "TTDD: Turn Around Time Demand Distribution Approach for the Optimization of the Closed Variable Input-Output Inventory System", Industrial Engg.& Management, Vol. 6 No. 3, 1971.

81   Prem Vrat and M. Chand, "Coverage Analysis Approach for Materials Management: Concepts and a Case Study", Productivity, Vol. XIII, No. 4, January - March 1973.

82   Prem Vra,t "A Model for Determining Optimal Rotating Float in a Closed Loop Stochastic Inventory System", Industrial Engg. & Management, Vol. 8, No. 3, July - September 1973.

83    M.S. Luhach and Prem Vratt, " Optimal Scheduling in a Machine Shop" , Industrial Engg. & Management, Vol. 9, No. 2, April - June 1974. Also reprinted in "Machine Building Industry", Vol. 13, No. 9, pp. 13-20, September 1974.

84    Prem Vrat, " Decision Making under Uncertainty ", NAGARLOK, Vol. VII, No. 4, pp. 51-58, October-December 1973.

85    Prem Vrat, "Some Considerations in the Design of Management Information Systems for Effective Planning and Control", Integrated Management, No. 98, pp. 11-14, June 1974.

86    Prem Vrat, "On Value Assurance as the Total System Objective", Productivity, Vol. XVI, No. 1, pp. 612-618, April- June 1975.

87    Prem Vrat, "Quantitative Techniques for Functional Analysis in Value Engineering; Concepts through an Application", Industrial Engg. Journal, Vol. IV, No. 7, pp. 1-5, July 1975.

88    Prem Vrat and D.P. Nagpal, "Optimization of Maintenance Crew Size by Simulation - A Case", Industrial Engg. & Management, April-June 1975, pp.1-7.

89    U.Kumar and Prem Vrat, "A Generalized Model for a Single Item Stochastic Production-Inventory System", Proc. of the All India Conf. (IIIE) Bangalore, May 1975. Also reprinted in Integrated Management, No. 124, pp. 35-38, August 1976.

90    Prem Vrat and A.B. Khan, "Optimal Procurement and Inventory Policies for Drugs in a Hospital for Effective Health Care Planning under Budget Constraints", Productivity, Vol.XVII,No.1, pp.112-124.

91    Prem Vrat and D.P. Nagpal, "Optimal Preventive Maintenance Programme in a Textile Mill;   A Case", Productivity, Vol. XVII, No. 1, pp. 49-65.

92    Prem Vrat and Arun Kanda, "A Decision Model for a Multiple Objective Plant Location Problem",Integrated Management,No.123, pp.27-33.

93    A.D.Gupta, Prem Vrat and S. Manaktala, "Cost Reduction through Value Engineering: A Case", Industrial Engg. & Management, April-June 1976, pp.1-9.

94    Prem Vrat and V.K. Garg, "Management Information System: The Current state of the Art: Part I and Part II", Integrated Management, Nos. 125 and 126, pp. 29-33 and 11-15, 1976.

95   Prem Vrat and V.K.Garg, "Information System Design: A New Approach", Industrial Engineering Journal, Vol. VI, No. 4, pp 3-8, April 1977.

96    Prem Vrat and M.P. Tyagi, "Optimal Preventive Maintenance Policies for Processing Equipment: A Case Industrial Engineering Journal, August 1977, pp. 11-13.

97     Prem Vrat, "Specifications on Manufacturing Tolerances : A Case for Realistic Quality Planning", Indian Chemical Manufacturer, January 1977, pp. 19-22.

98    Prem Vrat, R.N. Mittal and H.N. Rangaraj, "Analysis and Control of Scrap in Process Foundry : A Case Study", Ind. Foundry Journal, 1977, pp. 1-8.

99    R.S. Solanki and Prem Vrat, "Bi-Characteristics Control Chart: A Case Study", Journal of Institution of Engineers (India) ME, pt. 5, Vol. 57, pp. 239-242, March 1977.

100  Prem Vrat, " A Model for Joint Optimization of Rotable Spares Inventory and Maintenance Manpower Level", Industrial Engg. & Management, Vol. 13, No. 2, pp. 40-45, September 1978.

101   Prem Vrat and M.S.Mudaliar, "Optimal Replacement Policies for Weaving Machines", Productivity, Vol. XIX, No. 2, pp. 243-263, July-September 1978.

102  Akhil Chandra and Prem Vrat, "Investigations on Single Facility Location Problem with Mixed Mode of Travel", Journal of Institute of Engineers (India) ME, Pt. 2, Vol. 60, September 1979.

103   Prem Vrat, Materials Productivity in Indian Industries", Indian Management, Vol.17, No.12, pp.17-19.

104  Prem Vrat and M.P.Tyagi, "Maintenance Manpower Planning Using Simulation: A Case Study", Journal of Institution of Engineers (India) ME, Pt. 2, Vol. 59, pp. 260-266, May 1979.

105  Prem Vrat, "Capacity Utilization in Indian Industries", Bulletin of Faculty of Management Studies, Vol. 1, No. 3, pp. 41-44.

106  A Subash Babu and Prem Vrat, "Inventory Control of Coal in Large Thermal Power Station", Energy Management, Vol. 3, No. 2, pp. 109-118, June 1979.

107      R. Sethi and Prem Vrat, " Inventory Management of General Consumable of an Electronic Industry", Management and Systems Review, Vol.2, No. 9, pp. 37-40, September 1979.

108  D.K.Banwet, S. Jain and Prem Vrat, "Location- Allocation of Coal Dumps: A Case Study", Industrial Engineering Journal, Vol. IX, No.6, July 1980. Also presented at 22nd IIIE National Convention at Jamshedpur, January 1980.

                        (Won best case study medal)

109  D.K.Banwet, S.K. Jain and Prem Vrat, "Location -Allocation of Coal Dumps: A Case Study", Industrial Engineering Journal, Vol. IX, No. 6, pp. 6-14, June 1980.    

                         (Won best paper medal)

110  Prem Vrat, "Materials Planning Aspects for Reducing Schedule Slippage in Projects, A Diagnostic Analysis", Project Management, Vol. 3, No. 2, pp. 30-36, December 1980.

111  N. Singh, K.S. Shah and Prem Vrat, "Inventory Control of Recoverable Spares in a Two-Echelon Store System", Industrial Engineering Journal, Vol. IX, No. 9, pp. 1-8, September 1980.

112  Prem Vrat and Rakesh Kumar, " Corporate Planning Practices in India: A Survey", Industrial Engineering Journal, Vol. X, No. 2, pp. 1-8, February 1981.

113  S. K. Agarwal and Prem Vrat, "Measurement of Waste Management Effectiveness: A New Concept", Industrial Engineering Journal, Vol. X, No. 8, pp. 25-31, August 1981.

114  Sushil and Prem Vrat, “ Productivity through Efficient Waste Management : A New Concept”, Integrated Management, Vol. XVI, Nos. 4-6, pp. 14-17, April – June 1981.

115  Upandra Kumar and Prem Vrat, "Production Inventory Systems: An Integrated Framework", Industrial Engineering Journal Vol. X, No. 11, pp. 3-10, November 1981.

116  Upendra Kumar and Prem Vrat, “ EBQ and Optimal Batch Splitting in Multi-Stage Production  Inventory System with Backlogging”, Trans. IAPQR, Vol. 7, No. 2, pp. 105-128, July 1982.

117  P.M. Kalia and Prem Vrat, " Design of a Composite Project Monitoring System for an Organization", Proc of 2nd PMA National Symposium on Project Management, April 1982, pp. 98-118. Also published in Project Management Review, Vol. 1, No. 1, pp. 1-16, June 1983.

118  G.D. Sardana and Prem Vrat," Impact of External Environment on Productivity Measurement: A Contingency Approach", Proc. of Inter-national Productivity Congress, Bombay, January 1983. Also printed in  Ind. Engg. Journal. Vol. XII, No. 9, pp. 1-8, September 1983. (Modified version).

119   S.K. Agrawal and Prem Vrat, “Survey of Waste Management Practices in India – I”, Productivity, Vol. XXIII, No. 2, pp. 4441-449, 1983.

120  S.K.Agrwal and Prem Vrat, “Where Do Our Waste Management Practices Stand?”, Productivity, Vol. XXIII, No. 4, pp. 441-449, 1983.

121  S.K.Agrwal and Prem Vrat, “Waste Management Aspects in Input-Output Framework”, Ind. Engg. Journal, Vol. XII, No. 9, pp. 9-14, 1983.

122  G.D. Sardana and Prem Vrat, “Performance Objective Productivity (POP): A Conceptual Framework and Mathematical Model for Productivity Management”, Productivity, Vol. XXIV, No. 3, pp. 299-307, October – December 1983.

123  D.K.Banwet and Prem Vrat, “A Direct Search Procedure for Solving Single Facility Multiple Criteria Location Problems”, P.U. Mgmt. Review, Vol. VI, No. 1.2, pp.45-50, 1983.

124  G.D.Sardana and Prem Vrat, “Concept of Productivity: A Plea for Reappraisal”, Udyog Pragati, Vol. VIII, No. 1, pp. 6-24, January – March 1984.

125  G.D.Sardana and Prem Vrat, “Model of Productivity Measurement”, Productivity, Vol. XXV, No. 3, pp. 271-289, October-December 1984.

126  G.D.Sardana and Prem Vrat, “Productivity Measurement of a Production System: A P-O-P Approach”, Ind, Engg. Journal, Vol. XIII, No. 8, pp. 11-20, 1984.

                 (Won the best paper award of 1984 by IIIE)

127  D.K.Banwet and Prem Vrat, "Analogue Models for Location Problems", Productivity, Vol. XXV, No.4, January-March 1985.

128  N.Singh and Prem Vrat, “Spares Planning for a Transport Corporation”, Ind. Engg. Journal, Vol. XIV, No. 2, pp. 17-20, 1985.

129  P.S Kharola and Prem Vrat, “Maintenance Planning in a Transport Corporation for a Rotable Spare : A Case”, Industrial Engineering Journal, Vol. XIV, No. 6, June 1985.

130  G.D. Sardana and Prem Vrat, “Measurement of Plant Productivity : A Goal Programming Approach”, Industrial Engineering Journal, Vol. XIV, No. 9, pp. 5-18, September 1985.

131  Prem Vrat, “Industrial Engineering Education and Research in India: An Appraisal and Some Suggestions”, Industrial Engineering Journal, Vol. XIV, No. 4, (Special Issue), April 1985.

132  Rakesh Gupta and Prem Vrat, “EOQ for Perishable Product with Quality Discounts”, Udyog Pragati, Vol. IX, No. 4, pp 3-7, 1985.

133  Sushil K.Agrawal and Prem Vrat, “Waste Management: A Systems Approach”, Industrial Engineering Journal, Vol.XIV, No.11, pp. 19-22,1985.

134  Rakesh Gupta and Prem Vrat, “Inventory Management Development:  A Review with Special Reference to Perishability, Inflation and Stock Dependent Consumption Rate”, Towards Continuing Education, Vol. 6, pp. 232-237,1985.

135  Sushil and Prem Vrat, “Systems Approach to Waste Management”, Industrial Engineering Journal, Vol.XIV, No.11, pp.19-22, November 1985.

136  Sushil and Prem Vrat, "Waste Management: A Comprehensive Review”, Productivity, Vol.XXVII, No.2, pp.123-128, 1986.

137  G.D.Sardana and Prem Vrat, "Productivity Measurement of an Educational Institution through P-O-P Approach: A Case Study”, Industrial Engineering Journal, Vol.XVI, No.3, pp.2-20, March 1987. 

                    (Won best paper medal of IIIE).

138  Sushil and Prem Vrat, “Waste Management: A Comprehensive Review”, Productivity, Vol.XXVII, No.2, 124-128, July-September 1986.

139  I.K.Khanna, N.Singh and Prem Vrat, “A Transportation Policy Planning and Analysis Model for Air Pollution Control”, Indian Journal of Air Pollution Control, Vol.7, No.3, pp.124-127.

140  G.Padmanabhan and Prem Vrat, “ Inventory Models for Stock Dependent Selling Rate”, Udyog Pragati, Vol. XI, No. 4, pp. 9-13, October-December 1987.

141  G.Padmanabhan and Prem Vrat, “An EOQ Model for Perishable Items under Inflationary Environment”, Industrial Engineering Journal, Vol. XVIII, No. 5, pp. 1-7, May 1989.

142  G.D Sardana and Prem Vrat, “Productivity Measurement in a Multi product Mult iplant Engineering Company”, Productivity, Vol. XXIX, No. 4, pp. 387-397, January – March 1989.

143  G.D.Sardana and Prem Vrat, “Productivity Management: A Programme for Implemntation, “PRODUCTIVITY, Vol 32, No.1, April-June 1991, pp.93-100.

144  A.K.Vij, Prem Vrat and Sushil, “Technological Change in multisector Modelling”, Journal of Scientific and Industrial Research (spl.Issue), Vol.51(3), 1992, pp.266-272.

145  Prem Vrat, “Logistics in Developing Countries: Problems and challenges”, PRODUCTIVITY, 33(2),July-Sept.1992, pp.263-269.

146      Narendra Kumar, Prem Vrat and Sushil, “Decision Support System for Unit Exchange Spares Management on Indian Railways”, Rail Transport Journal, Vol.II(2), April-June 1993, pp.51-58.

147   Prem Vrat, S. Mittal and K.Tyagi, “Implementation of Just-in-Time in Indian Environment: A Delphi Study”  Productivity, Vol.34, No.2, July-Sept.1993, pp.251-256.

148   G.Padamanabhan and Prem Vrat, “EOQ Models for Perishable Item under Stock Dependent Selling Rate”,IAPQR Transations, Vol.19, No.1,1994.

149   Garg, S., Vrat, P. and Kanda, A. (1994), Work Culture in JIT Environment, Productivity , Vol. 35, No.3, pp 663 – 466.

150   B.S.Sahay, Prem Vrat and P.K. Jain, Long Term Fertiliser Demand, Production and Imports in India  –  A System Dynamics Approach, FAI Journal, Dec. 1995.

                                (Won Sri Ram Award)

151  S.K.Agrawal and Prem Vrat, “TQM in an Indian Setting”, Indian Management, Vol.34, No.5, pp. 43 – 51, June, 1995.

152      S.K.Agrawal and Prem Vrat, “Quality Management Self-Assessment – Approach for Quality Improvement” Productivity, Vol. 37, No. 2, pp. 239-244, New Delhi, July – September, 1996.

153  S.K.Agrawal and Prem Vrat, “ISO: 9000 Certification and TQM Movement: Some thoughts on Indian Quality Initiative”, Productivity Promotion Journal, Vol. 1, No.2, pp 78-90, Delhi Productivity Council, New Delhi, Oct-Dec, 1996.

154  B.S.Sahay, Prem Vrat and P.K.Jain, "Policy Modelling for Fertilizer Subsidy in India Using System Dynamics", Productivity, Vol. 37, No.4, January-March, 1997.

155  B.S.Sahay, Prem Vrat and P.K.Jain, "Corporate Growth Strategies for an Indian Fertilizer Company", Industrial Engineering Journal, April 1998.

                                        (Won Best Case Study  Medal).

156   Suresh Garg, Prem Vrat and Arun Kanda, " Issues and Problems in Implementation of JIT Manufacturing" Productivity, Vol. 40, No.2, July - Sept. 1999, pp. 279 –285.

157 Khanna V.K., Prem Vrat and Sahay B. S., "TQM Practices in Indian Automobile Sector:  A Survey. " Productivity"  Vol.43, No.3, pp. 407-417, 2002.

158  Khanna, V. K., Vrat, P., Shankar, R., and Sahay, B.S., 2002, Six sigma in Indian automobile sector, Productivity,Vol. 43(2), July-Sept. 2002. pp.208-214.

159  Khanna, V. K., Vrat, P., and Sahay, B. S., 2003, Status of TQM Practices in Indian Automobile Sector after liberalization: A Survey, Industrial Engg. Journal. Vol. XXXIII, No.3, pp. 3-12, 2004.

160  Mishra Somnath, Deshmukh S.G. and Prem Vrat “Technological Forecasting Applications : Framework and Case Study on Combat Vehicles”, Defence Science Journal, Vol. 53, No.4, Oct. 2003, pp. 371-391.

161  Prem Vrat, “Quality Assurance in Teaching Education Recent Trends & Challenges Ahead, The India Journal of Tech. Education, Vol. 26, No.2, April-June 2003, pp.12-14.

162  Rupesh Kumar Pati, Prem Vrat and Pradeep Kumar, “Entry to Customer to Manufacturer Chain by an Indian Paper Industry – A Reverse Logistics Model, PRODUCTIVITY (In press).

 

  TOP

International Conference:

163. 

163.  Prem Vrat and  P.K. Purang, "Inventory Control of Items Having Erratic Pattern of Demand and Generalized Replenishment Times", Proc. of 1st World Congress on Productivity Sciences,December 1973 Section on "Potentials of Materials Management",Vol.1,pp.1-19.

164.  Prem Vrat, "A Quasi- Analytical Modal for Optimization of Rotating Stock with Erratic Pattern of Demand". Proc. of Indo-British Conference on Engineering Prodiction, December 1976, pp. A-61-72.

165.  U.Kumar and Prem Vrat, "Optimum Batch Size for Multistage Production System", Proc. of IBCEP, December 1976, pp. A-35-42.

166.  Prem Vrat, "Waste Management in India: The Need for Organized Systems Approach", paper presented at APO Symp. on Waste Management, Tokyo, September 1979.

167.  Prem Vrat and A. Subash Babu, "Optimal Policies for Spares in a Multi - Echelon Repair-Inventory System", Proc. of 1st International Conf. on Inventories, Budapest, Hungary, September 1980, pp. 597.

168.  A.K. Gupta and Prem Vrat, "Simulation Model for Optimal Frequency of Buses on a Route: A Case Study", Proc. of International Conf. on Transportation, Vol. II, pp. ps 13-24, November 1980. Also published in Scientific Management of Transport Systems, North Holland, pp. 225-234, 1981.

169.  K.S.Shah, N. Singh and Prem Vrat, " A Location -Allocation Study in a Road Transport Corporation", Proc. of International Conf. on Transportation, Vol. II, pp. LT 31-42, November 1980. Also published in Scientific Management of Transport Systems, North Holland, pp. 185-193, 1981.

170.  S.K. Agrawal and Prem Vrat, "Systems Modelling of Waste Management in Agriculture Sector", International Conference on Systems Theory and Applications, Ludhiana, December 17-19, 1981, pp. C43-C50.

171.  S.K.Agrawal and Prem Vrat, "Productivity and Economic Growth Scenarios through Waste Management: A Simulation Model", Proc. of International Productivity Congress, Bombay, January 1983.

172.  I.K Khanna, N. Singh and Prem Vrat, “System Dynamics and Urban Transportation Planning and Policy Analysis”, Proc. of International System Dynamics Conference, Keystone, Colorado, USA, Vol.I, PP. 453- 562, July 2-5, 1985.

173.  Prem Vrat and P.S.Kharola, “A Joint Optimization Model for Inventory and Manpower Planning for Recoverable Items”, Proc. of ASME Conference on Computers in Engineering, Boston, USA, August 4-8, 1985.

174.  Prem Vrat, “Materials Management in the Context of Highly Automated Production Lines”, Paper presented at 3rd Asia Pacific Regional Purchasing and Materials Management Conference (SEAPCOMM), New Delhi, Tech. Session No. 6, Februry 19, 1985.

175.  I.K.Khanna, N. Singh and Prem Vrat, “Some Studies in Policy Design and Analysis of Delhi’s Urban Passenger Transportation System”, Proc. of International Conf. On Transportation System Studies, Tata McGraw Hill, December 1986, pp.602-608.

176.  I.K.Khanna,  Prem Vrat  and  N.Singh,   “Transportation   System   Management  and  its  Effects  on  Delhi’s  Passenger   Transportation   System Behaviour”,”, Proc. of International Conf. On System Dynamics,Varanasi, January 15-17, 1987, pp.IKK 1-9.

177.  G.D.Sardana and Prem Vrat, “A Model for Productivity Measurement in a Multi Product Organization Using Goal Programming and Multiattribute Utility Theory”, Proc. of International Conference on Productivity Research, Miami, USA, Paper No.31, Scientific Elsevier, Amsterdam, February.1997.

178.  Prem Vrat and G.Padmanabhan, “An Inventory Model under Inflation for Stock Dependent Consumption Rate Items”, paper presented at 5th International Conference on Inventories, Budapest, Hundary, August 1988.

179.  Prem Vrat and G.Padmanabhan, An Inventory Model for Perishable Items Having Stock Dependent Consumption Rate under Varying Unit Cost”, paper presented at 5th International Conf. On Inventories, Budapest, Hungary, August 1988.

180.  G.D.Sardana and Prem Vrat, “Productivity Measurement of Applied Industrial Research in an Organization: A Conceptual Framework”, paper presented at 2nd International Conf. On Productivity Research (ICPR’89), Miami, USA, February 1989. Edited book of proceedings.

181.  J.P.Saxena, Prem Vrat and Sushil, “Energy Conservation in Indian Cement Industry-An Application of Programme Planning Linkage Approach”, 9th Intl. Conference on Environmental Planning & Control, Miami, USA, December 1989.

182.  J.P.Saxena, Sushil and Prem Vrat, “Development of Policy Guidelines for Energy Conservation in Indian Cement Industry – Joint Application of Delphic Hierarchy process (DHP) and Fuzzy Set Methodology”, Proceedings MCDM Conference, AIT, Bangkok, December 1989, pp.645-660.

183.  Prem Vrat and G.Padmanabhan, ”An Inventory Model under Inflation for Stock Dependent Consumption Rate Items”, Proceedings Intl. Symposium on Inventories, August 1988 Also as a chapter in a book edited by Attila Chikan on “Inventories Theory and Applications”, Elsevier Science Publishers, Amsterdam, 1990.

184.  A Noorul Haq, Arun Kanda and Prem Vrat, “Modelling and Analysis of Production-Inventory-Distribution Systems Considering Recycling at Production Stages”, 2nd Intl. Conference on Large Scale Systems in Developing Countries, Benin, Nigeria, July 1989.

185.  Noorul Haq, Arun Kanda and Prem Vrat, ”Multiobjective Considerations in Production-Inventory-Distribution Systems with Multiple Modes of Transfer”, Proc. IXth MCDM Conference at Fairfax, Virginia, August 5-8,1990.

186.  A.Noorul Haq, Arun Kanda and Prem Vrat,”An Integrated Production Inventory Distribution System as a Network with Management, Hong Kong, June 11-13, 1990.

187.  Narendra Kumar, Sushil and Prem Vrat, “A Framework for Organizational DSS for Maintenance of Diesel Locomotives in Indian Railway”, Paper presented at IFORS/SPC-I Conference on DSS, Bruges, Belgium, Feb.26-29;1991,

188.  Prem Vrat and Sunil Kakkar, “A Cost Model for Optimal Focussing of Manufacturing Facilities”, Proc. of IXth International Conference of Production Research, Hefei, China; Aug. 19-23, 1991 (eds. Li Ming et al ), pp.433-436, Taylor-Francis/CM Press.

189.  A.K.Vij, Prem Vrat and Sushil, “Modelling Diffusion of Energy Technologies: A System Dynamics Approach”, Proc. of International Conference on Systems Dynamics, Bangkok, Aug.27-30, 1991, pp.636-645 (Eds. Saeed et al).

190.  Saroj Koul and Prem Vrat, “A System Dynamics Based Model for Evaluating and Performance of an Engineering Firm”, Proc. of International Conference on Systems Dynamics, Bangkok, Aug.27-30, 1991, pp.272-280 (eds. Saeed et al).

191.  Prem Vrat and Ihsan Ahmad, “Productivity Measurement and Improvement in a Manufacturing System: A Case Study”, Proc. of International Conference on Productivity, Aug. 14-16, 1991, Singapore.

192.  Prem Vrat, “Logistics in Developing Countries: Problems and Challenges” Paper presented at IXth International Logistics Congress, Nov.6-8,1991, Utrecht, The Netherlands.

193.  Noorul Haq, Prem Vrat and Arun Kanda, “A Evaluation of production Planning Strategies in Integrated Production-Inventory Systems” Paper presented at Indo-US Workshop on CAD/CAM/ROBOTICS, IIT Delhi, Dec.18-21,1991.

194.  Ali A Majeed Ali and Prem Vrat, “Genetic algorithm for cellular manufacturing system design”, Proc. INCARF’96, pp. 71-78, 1996.

195.  Ali A Majeed Ali and Prem Vrat, “Cellular Manufacturing System : Review and Algorithm”, Proc. Int. Conf. For Advanced in Mechanical and Industrial Engineering, pp 805-813, 1996.

196.  Shanker R. and Vrat P., Design of Cellular Manufacturing System: A Chance Constrained Programming Approach, In: CAD, Cam, Automation, Robotics and Factories of Future , Ed.: A.Mubeen & S.A.H. Rizvi, (New Delhi: Narosa Publishing House), 110-116, 1996.

197.  Shanker R. and Vrat P., A Frame Work for the Evaluation of Cellular Manufacturing Design, In: CAD, CAM, Automation, Robotics and Factories of Future , Ed.: A.Mubeen & S.A.H. Rizvi, (New Delhi: Narosa Publishing House), 117-124, 1996.

198.  S.K.Agrawal, Prem Vrat, and S. Karunes, “Quality Grid – A Systematic Approach for Evaluation and Correcting Business Direction”, “International Conference on Management of Technology”, pp. 809-817, IIT Delhi, 1997.

199.  Shanker R. and Vrat P., A Stochastic Programming Approach to Cellular Manufacturing System Design, In: Proceeding of International Conference on Advances in Mechanical and Industrial Engineering, Roorkee, Ajay Printers & Publishers), 815-821, 1997.

200.  Shanker R. and Vrat P., Design of Cellular Manufacturing System with Interval Objective Function, Presented in Eighth Annual Convention of Production and Operation Management Society, Florida, Miami Beach, USA, April, 12-15, 1997.

201.  Shanker R. and Vrat P., Management of Uncertainty in Cellular Manufacturing System Design and Implementation, In: Globalisation, Flexibility and Competitiveness- Proceedings of International Conference on Management of Technology, Ed.: Sushil et al., (New Delhi: Dept. of  Management Studies, IIT Delhi), 464-476, (1997).

202.  Garg, S., Vrat, P. and Kanda, A. (1997), WIP vs JIT : A Trade off in a Single Stage Manufacturing System, Proceedings of International Conference on Advances in Mechnical and Industrial Engineering, University of Roorkee, Roorkee, Ajay Printers & Publishers, pp 987-996.

203.  Prem Vrat, " Technical and Vocational Education System in India : An Overview" Paper Presented as a Mission Leader on "Technical & Vocational Education System in Japan, Sept 1997.

204.  Ali A Majeed Ali and Prem Vrat, “Manufacturing cell design : A Cascade correlation neural network” Accepted for presentation in the second International Conf. on Engineering design and automation, Aston Wailea, Maui, Hawaii, August 9-12, 1998.

205.  Ali A Majeed Ali and Prem Vrat, “Manufacturing cell formation : A neural network approach”, Accepted for presentation in the second Symposium on Intelligent Manufacturing System, August 6-7, 1998, Sarkarya, Turkey.

206.  Ali A Majeed Ali and Prem Vrat, “Comparative evaluation of alternative manufacturing systems, Accepted for presentation in the 24th International Conf. on Computer and Industrial Engineering, Brunel University, September, 9-11, 1998, England.

207.  Ali A Majeed Ali and Prem Vrat, “Parts – Tools grouping in cellular manufacturing system Using Genetic algorithm,’ Accepted for presentation in the IEEE International conf. on Intelligent Engineering Systems (INES’98) Vienna, September, 17-19, 1998, Austria.

208.  Ali A Majeed Ali and Prem Vrat, “Design and planning of CMS: A multiobjective modelling Using FSQP”. Accepted for presentation in the IEEE International Conf. on Systems,  Man and Cybernetics, San Diego, October, 11-14, 1998, USA.

209.  Prem Vrat and Shishir Kumar, TQM Scenario in Indian Industry: A System Dynamics Study “Total Quality, Proc. of 6th World Congress on Total Quality, IOD/Excel Books; Feb.98, pp.233-239.

210.  Prem Vrat, Supply Chains Management in India; Problems and Challenges; Proc. of Intl. Conf. on Supply Chain, Nov.’98, Macmillan New Delhi, pp. 10-24.

211.  Babu Lal, Prem Vrat and Sushil , “Application of Knowledge Management for Effective Supply Chain Management in a Dynamic Business Environment ” Proc. of Intl. Conf. on Supply Chain Management,  Nov.1998, MDI, Macmillan Pub. House, pp. 1040 – 1050.

212.  Garg, S., Vrat, P. and Kanda, A. (1999), Characterization of Attributes for Purchasing in JIT Environment, International Conference on Supply Chain Management, Management Development Institute, Gurgaon, Macmillan Publishing House, pp. 556-572.

213.  Ravi Shanker and Prem Vrat, "Cellular Manufacturing Systems Design : An µ-cut fuzzy Programming Approach" Proc. of POMS-99; International Conference on Operations Management for Global Economy (Eds.Kanda et al) Phoenix Pub.House; ND, pp. 481-487, Dec.'99.

214.  Ali A. Majieed and Prem Vrat, "Manufacturing cell formation : A Neural Network Approach" Proc. of POMS-99; International Conference on Operations Management for Global Economy (Eds. Kanda etal)  Phoenix Pub. House; ND, pp. 565-568, Dec.'99.

215.  Suresh Garg, Prem Vrat and Arun Kanda, "Equipment Selection in JIT Environment: A Multicriteria Framework" Proc. of POMS-99; International Conference on Operations Management for Global Economy (Eds. Kanda etal)  Phoenix Pub. House; ND, pp. 633-639, Dec.'99. <

216.  Babu Lal, Prem Vrat and Sushil, "Knowledge Networks for Effective R&D Management - In Indian Engineering Industries" Proc. GLOGIFT 2000. New Business Paradigm (Ed. Sushil etal), Thomson Learning Asia, 659-671, 2001.

217. Kumar, M., Vrat, P. and Shankar, R., 2002, A multi-objective interval programming approach for vendor selection problem in a supply chain, In the proceedings of Intl. Conf. on “e-manufacturing: an emerging need for 21st century world class enterprises”, 17-19 Nov. 2002, Bhopal, India, pp. 101-106. (Eds. Daga et al. Phoenix Pub. House, New Delhi).

218. Shankar, R., and Vrat, P., 2000, Automation using AGV: Some Issues, In Proceedings of International Conference of Material Handling, Indian Institute of Plant Engineers, New Delhi, pp. 319-325.

219. Solimanpour, M., Vrat, P., and Shankar, R., Design of cellular manufacturing systems: A goal programming approach, Proc. International Conference on CAD, CAM, Robotics and Autonomous Factories, New Delhi. Aug. 2003, pp. 1-8.

220. Khanna, V. K., Vrat, P., Shankar, R., and Sahay, B. S., 2003, Comparative Usage of Quality Tools in Indian Automobile Sector: A Survey", Proceedings of the 8th International Conference on ISO 9000 and TQM at the Delta Centre Ville, Montreal, Canada (23rd - 25th April, 2003).

221. Khanna, V. K., Vrat, P., and Sahay, B. S., 2002, TQM Practices in Indian Automobile Sector at Cross Road: A Survey, in: Change Management: Proceedings  of  the  7th International Conference on ISO 9000 and TQM, Ed. Ho, S.K.M. and Dalrymple, J.F., (RMIT University Melbourne, Australia), pp.243-244.

222.  Mishra Somnath, Deshmukh S.G. and Prem Vrat, “Technological Forecasting : An Aid to Path Determination and Implementation in Defence, Management of R&D in the New Millennium” (Eds: Banwat etal); Proc. Of Intl. Conf. On Management of R&D (ICMARD’ 2003), pp.216-226, Mack Millan India Ltd.

223.  Verma P., Deshmukh S.G., and Vrat P.,  2002, Emissions in Transportation Sector:Impact of IT and Telecommunications Proc. of International Conference On e-manufacturing, Bhopal, pp.413-421.

224.  Seth N., Deshmukh S.G., Vrat P. 2002, IT in Supply Chain : Opportunities and Challenges, Proc. of International Conf. on e-manufacturing an emerging need for 21st century, Bhopal, pp. 56-61.

225.  Prem Vrat, OR in Supply Chain Management, Proc. of 6th APORS Conference, Dec. 8-11, 2003, New Delhi.  Invited paper delivered in plenary session, pp.1-11.

226.  Kumar M., Vrat Prem and Shankar R., 2004 – “Vendor’s Quota Allocation in a Supply Chain using Multiobjective Stochastic Model in Operation Research and its  Applications : Recent  Trends, eds. M.R. Rao and M.C. Puri (Proc. of APORS-2003), Vol.II, pp. 347-353, Allied Publishers, New Delhi.

 

National Conference:

227. 

227.  Prem Vrat and K.C Sahu, "Optimization of Spares Inventory in a Closed System with Variable Input and Output", Proc. of 1st Annual Convention of ORSI, December 1968. Abstract also published in OPSEARCH, Vol. 6, No. 1, 1969.

228.  Prem Vrat, "Application of Productivity Techniques for Systematic Maintenance Programme", Proc. of 2nd Technological Seminar, Textile Association of India (Delhi Branch), February 1970.

229.  Prem Vrat and B.K.Ahuja, "An Inventory Theoretic Approach for Machine Interference Problem with Generalized Repair Time Distribution", paper presented at 3rd Annual Convention of ORSI, December 1970. Abstract also published in OPSEARCH, Vol. 8, No. 1, 1971.

230.  Prem Vrat and B.M. Joshi, "Optimal Loom Allocation with Ancillary Work, Priority and Product Mix for Variable Performance Levels in a Textile Mill", Proc. of 4th Annual Convention of ORSI, March 1972. Abstract also published in OPSEARCH, Vol. 9, No. 1, 1972.

231.  Prem Vrat, "A General Model for Inventory Reorder Points under Stochastically Varying Demand and Replenishment Times", Proc. of National Convention, and All India Conference IIIE, February 1972.

232.  Prem Vrat, "An Inventory Model for Rotables under Risk and Uncertainty", paper presented at 5th Annual Convention of ORSI, December 1972. Abstract also published in OPSEARCH, Vol. 10, No. 1, 1973.

233.  Mahavir Singh and Prem Vrat, "Job Shop Scheduling Problem - A Case Study", paper presented at 5th Annual Convention of ORSI, December 1972. Abstract also published in OPSEARCH, Vol. 10, No. 1, 1973.

234.  U.Kumar and Prem Vrat, "Effective of Rejection Allowance on a Single Item Stochastic Production-Inventory System", paper presented at 8th Annual Convention of ORSI, December 1975. Abstract published in OPSEARCH, January 1976.

235.  Prem Vrat and M.P. Tyagi, "An Approach for MIS for Effective Maintenance of Manufacturing Facilities", Proc. of 1st ISME Conf., December 1977, pp. PI 1-11.

236.  A.Subash Babu and Prem Vrat, "A  Inventory Model for a Two -Level Repair System", Proc. of 1st ISME Conf., December 1977, pp. PI 1-12.

237.  Subash Babu and Prem Vrat, " A Two - Level Inventory System of Spares in a Transport Corp. - A Diagnostics Study", Proc. of 10th ORSI Convention, December 1977. Abstract also published in OPSEARCH, January-March 1978.

238.  A.Subash Babu and Prem Vrat, "Effect of through - put Time on Optimum Spare Stock Level in a Two -Level Inventory System", Proc. of 21st National Convention IIIE, January 1978.

239.  Prem Vrat and R.S.Solanki, "Economically Optimal Design of Sampling Plan : A Case Study", Integrated Management, Vol. XIII, No. 2, pp. 29-32, February 1978.

240.  Prem Vrat   and   S. Jain,  "Physical  Distribution Planning of Non-Cooking Coal: An O.R. Study",  Proc.  of  5th  National  System   Conf.,   September 1978,  pt. I, pp. 175-179.

241.  U. Kumar and Prem Vrat, "Optimization of Single Item Three Stage Stochastic Production - Inventory System", Proc. of 11th ORSI Conf., Bangalore, December 1978. Abstract also published in OPSEARCH, December 1978.

242.  A Subash Babu and Prem Vrat, "Inventory Control of Expensive Recoverable Spares in Two-Level Inventory System of a Transport Corp. : A Computer Simulation Approach", Proc. of 11th ORSI Convention, December 1978. Abstract also published in OPSEARCH, December 1978.

243.  A Subash Babu and Prem Vrat, "Simulation Study for Optimal Inventory of Coal in Thermal Power Station", Proc. of National Symposium of Industrial System Information and Control, Kurukshetra, January 1979, pp 5-9.

244.  A Subash Babu and Prem Vrat, "Evaluation of Optimal Inventory Policy for Coal in a Thermal Station by Flow Control: An Application of Simulation", Proc. of 21st IIIE Convention, Bombay, January 1979, pp. 29-34.

245.  D. K. Banwet and Prem Vrat, "Materials Handling Cost in Facility Systems Design: Some Observations", Proc. of Regional Seminar on Materials Handling, Institute of Engineers (India), December 1979, Lucknow, pp. 18.

246.  D. K. Banwet and Prem Vrat, "A String Analogue Model for Facility Location with Forbidden Regions", Proc. of 3rd ISME Conf., Wiley Eastern Ltd., February 1980, pp. 139-144.

247.  Upendra Kumar and Prem Vrat, "Optimization of Single Item Multistage Production System", Proc, of 3rd ISME Conf., Wiley Eastern Ltd., pp. 117-119, February 1980.

248.  A Subash Babu and Prem Vrat, "A Simulation Model for Multi-Echelin Inventory Systems with Cannibalization and Transhipment", Proc. of 3rd ISME Conf.,Wiley Easterb Ltd., pp. 125-131, February 1980.

249.  Prem Vrat, " Industrial Capacity Utilization in Indian Industries -A Perspective", Proc. of Symp. On Cap., Utilization, SIC U/I, pp. 1-16, February 1980.

250.  Prem Vrat, "Coverage Analysis for Inventory Management", Proc. of Seminar on Materials Admn., IAMM, pp. 16-24, March 1980.

251.  N. Singh, Prem Vrat and K.S. Shah, "Inventory Control of Recoverable Spares in a Two-Echelon Stores System", Proc. of 22nd National Convention of IIE, pp. 1-13, January 1980.

252.  D.K. Banwet and Prem Vrat, "Facility Location-Allocation Planning : A Strategy for Higher Productivity", Proc. of 23rd National Convention (IIIE), Madras, January 23-25, 1981, pp. D93 - 101.

253.  D.K. Banwet and Prem Vrat, "A Direct Search Procedure for a Class of Single Facility Mini-Sum Location Problems", Proc. Operational Research Society of India, 13th Annual Convention, Coimbatore, February 19-21, 1981. Abstracted in OPSEARCH, Vol. 18, No. 1, 1981.  

254.  D.K. Banwet and Prem Vrat, "An Approach to solve Single Facility Multiple Criteria Rectilinear Location Problems", Proc. Operational Research Society of India, 13th Annual Convention, Coimbatore, February 19-21, 1981. Also abstracted in OPSEARCH, Vol. 18, No. 1,pp. 40, 1981.

255.  N.Singh and Prem Vrat, "A Three-Echelon Location-Allocation Model for Recoverable", Proc. of National Symposium on Transport System Studies, I.I.T. Delhi, December 4-6, 1981.

256.  A.K. Gupta and Prem Vrat,"Transit Service Evaluation -A Case ", Proc. of National Symposium on Transport System Studies, I.I.T. Delhi, December 4-6, 1981, pp. A63-A67.

257.  S.K.Agrawal and Prem Vrat, "Systems Analysis of Waste Management: A Multi -Sectoral National Economy Model", 4th ISME Conf. on Mech. Engg., Roorkee, October 19-20, 1981, pp. 343-348.

261.  D. K. Banwet and Prem Vrat, "An Efficient Algorithm for Some Multi- facility Mini-Mix Location Problems", Proc. of 4th ISME Conf. on Mech. Engg., Roorkee, October 19-20, 1981, pp. 321.

262.  N. Singh and Prem Vrat, " A Two-Echelon Model for Repair Inventory System", Proc.  of  4th  ISME  Conf.  on  Mechanical  Engg., Roorke, October 19-20, 1981, pp. 333-336.

263.  S. K. Agrawal and Prem Vrat, "Waste Management in Energy Sector", Proc. of 24th National Convention of IIIE, February 1982, pp. 40-49.

264.  D.K. Banwet, R.Mithe and Prem Vrat, "An Electrical Analogue Model for Multifacility Euclidean Location Problem", Proc. of 24th National Conventuion of IIIE,February 1982, pp.109-119.

265.  Rajesh Chadha and Prem Vrat, "The Consumption Pattern of Steel in India: A Statistical analysis", Proc. of 24th National Convention of IIIE, February 1982, pp.138-147.

266.  S. K. Agrawal, and Prem Vrat, "Waste Management : Towards Sustained Growth", Proc. of 15th Annual ORSI Convention, Kharagpur, 1982.

267.  K. Ravindranath, Prem Vrat and N.Singh."On solving Single and Multifacility Location Problems with Mixed Mode of Travel by HAP", Proc. of 15th Annual ORSI Convention, Kharagpur, 1982.

268.  Rajesh Chadha and Prem Vrat, "A Translog Model of Energy Substitution in Indian steel Industries", Proc. of 15th Annual ORSI Convention, Kharagpur, 1982.  

269.  Prem Vrat, “Application of O.R. in Physical Distribution System Planning: Some Case Studies”, Proc. Of National Workshop on Productivity in Public Distribution Systems, NPC, Vigyan Bhawan, August 10-11, 1982.

270. I.K. Khanna, Prem Vrat and N.Singh, "System Dynamics Approach to Urban Transportation Planning: An Exploratory Study", Proc. of One Day Symposium on Future Metropolitan Land-Use Transport Structure of Delhi, I.I.T.Delhi, December 12, 1983, pp. 1-14, paper 4, Tech. Session II.

271.  G.D. Sardana and Prem Vrat, “An MBO Based Mathematical Model for Measuring Plant Productivity”, Proc. All India Seminar, Inst. of Engineers (India), Calcutta, April 1983.

272.  S.K.Agrawal and Prem Vrat, “Productivity through Waste Reduction: A Systematic Approach”,  Proc. of XXVIth National Convention of IIIE, Bangalore, Jan. 1984, pp. 1-13.

273.  G.D. Sardana and Prem Vrat, “An Integrated Productivity Index for a Production System: A P-O-P Approach”, Proc. of XXVIth Annual Convention of IIIE, Bangalore, Jan. 1984, pp. 1-13.

274.  D.K. Banwet and Prem Vrat, "On Solving a Class of Multiple Facility Mini-sum Location Problems with a Direct Search ", Symposium on Decision Making & O.R., Delhi University, pp. IV 64-75, March 1981. Also included in O.R. in Managerial Systems, S.P. Agrawal (ed.), Academic Pub., New Delhi, pp.144-157, 1984.

275.  A.B. Khan, Prem Vrat and N. Singh, “ A Methodology for Relating MIS to Organization Profile Using Contingency Approach”, Proc. Of XVIth ORSI Convention, IIT Kanpur, Vol. 4, pp. 1-28, December 1983. Abstract also published in OPSEARCH, Vol. 21, No. 1, March 1984.

276.  D.K.Banwet and Prem Vrat, “A Direct Search Procedure for Facility Location in Presence of Forbidden Regions, Proc. of  XVIth ORSI Convention, Vol. 21, No. 1, March 1984.

277.  K. Ravindranath, N.Singh and Prem Vrat, “A Model for Multi-Facility Education Location Problem in the Presence of a Rectangular Forbidden Region”, Proc. of XVIth ORSI Convention, Vol. 3, pp. 1-26, December 1983. Abstracted in OPSEARCH, Vol. 21, No. 1, March 1984.

278. Sushil K. Agrawal and Prem Vrat, “Unemployment and Waste Management: A Causal Model”, Proc. of XVIIth ORSI Convention, December 11-13, 1984,

279. I.K Khanna, N. Singh and Prem Vrat, “System Dynamics Approach to Urban Transportation Planning and Policy Design”, Proc. of National Seminar on System Dynamics, I.I.T. Kharagpur, December 14-16, 1984.

 280.  K. Ravindranath, N. Singh and Prem Vrat, “A Bi-Criteria Multi-Facility Education Location Problem in the Presence of a Rectangular Barrier”, paper presented at VIth ISME Conference, New Delhi, January 1985.

281.  G.D. Sardana  and  Prem Vrat,  “Productivity Measurement of a Marketing System: A P-O-P Approach”, Proceedings of  XXVIIth National Convention of IIIE, Cochin, February 1985.

282.  K. Ravindranath, N. Singh and Prem Vrat, “A Direct Search Procedure for Location-Allocation Problems in the Presence of a Single Forbidden Region”, Proc. of XVIIth Annual ORSI Convention, Ahmedabad, December 11-13, 1984, pp. 1-18. Abstracted in OPSEARCH, vol. 22, No. 1, March 1985.

283.  K. Ravindranath, N. Singh and Prem Vrat, “A Search Procedure for Constructing Iso-Cost Lines for Constrained Facility Location Problems”, Proc. of XVIIth Annual ORSI Convention, December 11-13, 1984, pp. 1-9. Abstracted in OPSEARCH, Vol. 22, No. 1, March 1985.

284.  Rakesh Gupta and Prem Vrat,”Inventory Model for Stock Dependent Consumption Rate”,Proc. of XVIIth ORSI Convention, December 11-13, 1984. Abstract in OPSEARCH, Vol. 22, No. 1, 1985.

285.  Rakesh Gupta and Prem Vrat, "EOQ of a Perishable Product with Quality Discounts”, Proc. of XVIIth ORSI Convention, December 11-13, 1984. . Abstract in OPSEARCH, Vol. 22, No. 1, 1985.

286.  Rakesh Gupta and Prem Vrat, “Economic Order Quantity for Stock Dependent Consumption Rate with Backlogging”, Proc. of 18th Annual ORSI Convention, Jamshedpur, 1985.

287.  Rakesh Gupta and Prem Vrat, “A Inventory Model for Perishable Products under Stock Dependent Consumption Rate”, Proc. of 18th Annual ORSI Convention, Jamshedpur, 1985.

288.  Rajesh Chadha and Prem Vrat, “A Simulation ModellingApproach to the Analysis of Indian Steel Industry”, Proc. of XXVIIIth IIIE National Convention, Vol.II, pp.237-245, February 1986.

289.  G.D.Sardana and Prem Vrat, “Productivity Measurement of a Small Undertaking”, Proc. of XXVIIIth National Convention, Bombay, Vol.II, pp.79-90, February 1986.

290.  A.K.Vij, Prem Vrat and Sushil, “Application of System Dynamics to Energy Modelling in the National Economy – A Conceptual Framework”, Proc. of 2nd National Conference on System Dynamics, Varanasi,  January 15-17, 1987, pp. AKV 1-21.  

291.  A.K.Vij, Sushil and Prem Vrat, “Energy Modelling for the National Economy: A Model Based on Integration of Physical Systems and System Dynamics Approach”, Proc.of XIXth ORSI Convention, Vol.1, pp.217-233, December 26-29, 1986.  Abstracted in OPSEARCH, Vol.24, No.1, March 1987.

292.  Rakesh Gupta and Prem Vrat, “Inventory Model with Multi-Items under Constraints System for Stock Dependent Consumption Rate”, Proc. of XIXth ORSI Convention, Vol. II, pp.599-609, December 1986.  Abstracted in OPSEARCH, Vol. 24, No.1, March 1987.

293.  D.K.Banwet and Prem Vrat, “A Direct Search Procedure for Solving Single Facility Constrained Weber Location Problems”, Proc. of XIXth ORSI Convention, Vol. II, pp.850-861, December 1986.  Abstracted in OPSEARCH Vol.24, No.1, March 1987.

294.  Prem Vrat and Md.Ikram Ilahee, “Effects of System Delays and Multi-Crafted Repair Skills on Manning Levels for Break-down Maintenance: A Simulation Study”, Proc.of XXIXth IIIE National Convention, January 1987, pp.171-182.

295.  Prem Vrat and Tetsushi Yanagitani, “A Model for Optimal Inventory of Recoverable Spares in a Two-Level Repair Inventory System”, paper presented at XIXth ORSI Convention. New Delhi, December 1986.  Abstracted in OPSEARCH, Vol. 24, No.1, pp.40, March 1987.

296. Saroj Koul and Prem Vrat, “Application of System Dynamics Methodology in Human Resource Management and Development – An Explorative Study in Public Sector Engineering Co.”, Proc. of XXXth National Convention of IIIE, Visakhapatnam, April 15-17,1988.

297.  G.Padmanabhan and Prem Vrat, “An Inventory Model under Inflation and Quantity Discounts for Stock Dependent Consumption Rate”, Proc. of XXXth National Convention of IIIE, Visakhapatnam, April 15-17, 1988.

298.  N.Kumar and Prem Vrat, “Vendor Rating: A Case Study”, Proc. of XXXth National Convention of IIIE,Visakhapatnam, April 15-17,1988.

299.  A Noorul Haq, Prem Vrat and Arun Kanda,“Modeling and Analysis of Integrated Production-Distribution-Inventory System”, paper presented at Workshop on Modelling and Analysis of Large System, IIM Ahmedabad, August 19, 1988.

300.  B.S.Sahay and Prem Vrat, “Growth Dynamics of Cement Industry in India”, 3rd National System Dynamics Conference, ISM Dhanbad, December 1988.

301.  Saroj Koul  and Prem Vrat, “ SD Modeling of Financial System of an Engineering Industry”,  3rd  National Conference on System Dynamics.  ISM Dhanbad, December 1988.

 302.  A.K.Vij, Prem Vrat and Sushil, “Energy Demand and Future Options”, Proc. of ONGC Conference on Petroleum – Past, Present and Future, Dec.16, 1988, New Delhi.

                             (Won best paper award of Rs.10,000).

303.  S.Rangaraj and Prem Vrat, “A Study in Warehouse Location for Distribution of Textile Products:  A Case Study”, Proceedings of VIIth ISME Conference, IIT Delhi. February 1990, pp. 434-439.

304.  Sunil Kakkar and Prem Vrat, “Freight Consolidation in Just-in-Time Environment: A Case Study”, Proc.of 23rd Annual Convention of Operational Research Society of India, New Delhi, December 14-16, 1990, pp.51-58.

305.  Prem Vrat and Pisal Yenradee, “A Comparative Study of Push and Pull Production Planning Strategies in Hard Disk Parts Manufacturing company”, Proc. of 3rd ORSI Annual Convention, New Delhi, December 14-16, 1990, pp.140-148.

306.  Sunil Kakkar and Prem Vrat, “Vendor Reliability in Just-in-Time Environment: A System Dynamics Approach”, 4th National System Dynamics Conference, Tirupati, December14-16, 1990, pp.79-86.

307.  Saroj Koul and Prem Vrat, “A System Dynamics Based Integrated Model for Policy Analysis: A Case Study, Proc. of 4th National System Dynamics Conference, Tirupati, December 14-16, 1990, pp. 79-86.

308.  Rajeev Vijay, Arun Kanda and Prem Vrat, “A Multi-Objective Approach to Capacity Expansion of a Road Network, Transportation Systems Studies – Analysis and Policy, (P.S.Satsangi and A.L.Aggarwal, eds.), Papyrus Publishing House, New Delhi,1990.

309.  Prem Vrat, “Industrial Management Module in Technical Education: A Critical Reappraisal”, Proc. of National Seminar on “Engineering Trends in Technical Education” (Ed.P.B.Sharma et al), Delhi, June 1992.

310.  Rajeev Vijay, A.Kanda and Prem Vrat, “Traffic Management Scheme for Cannought Place”, Proc. of Workshop on Policy Issues and Problems in Transport Sector, Vol.II, April 6-10,1992, IIM Ahmedabad.

311.  S.K.Agrawal and Prem Vrat, “ISO:9000 Implemention in Indian Organizations”, 8th ISME Conference on Mechanical Engineering, IIT, Delhi, pp. 638-644, 1993.

312.  S.K.Agarwal and Prem Vrat, “Issues of Effective Implementation of ISO 9000 in Indian Context” Proc. of  IIPE National Seminar on TQM, April 15-16, 1993, New Delhi, pp. XIII 1-8.

313.  Prem Vrat, “System Dynamics Education in India: A SWOT Analysis”, Proc. of 5th National Converence on System Dynamics, New Delhi, March 19-21, 1993, pp.419-423, Wiley Eastern Ltd.

 314.  Narendra Kumar, Prem Vrat and Sushil, “A Conceptual DSS for Unit Exchange Spares Management Using Physical Systems Theory in Systems Dynamics Framework”, Proc. of 5th National Conference of System Dynamics, New Delhi, March 19-21, 1993, pp.41-53, Wiley Eastern Ltd.

315.  Saroj Koul and Prem Vrat, “A System Dynamics Based Model for Evaluating the performance of an Engineering Firm”, Proc. of 5th National Conference on System Dynamics, New Delhi, March 19-21, 1993, pp.122-137, Wiley Eastern Ltd.

316.  A.K.Vij, Prem Vrat and Sushil, “Applied Systems Analysis in Energy Planning for the Indian Economy”, Proc. of One-day Workshop on Future Vision: Applied Systems Analysis, New Delhi-1003, pp,43-69.

317.  Prem Vrat, Y.K.Gupta and Anjana Gupta, “A System Dynamics Study of Global Warming”, Proceeding of 17th National Systems Conference (NSC-93),(ed.P.Kalra), Dec.24-26,1993,pp.410-414, Allied Pub. Co., New Delhi.

318.  S.K.Agrawal and Prem Vrat, “Evaluation of Total Quality Management in Indian Scenario”, 5th National Convention of NIQR, TQM for customer delight, pp.1, New Delhi, 1994.

319.  Garg, S., Vrat, P. and Kanda, A. (1995), Evaluation of  Excess Capacity Requirements in a JIT Environment: A Simulation Study, Abstracted in Proceedings of the XXVIII Annual Conference of the Operation Research Society of India, pp 20-21.

320.  Prem Vrat and Ali A. Majeed, Design of Cellular Manufacturing System : A Hopfield  Neural Network approach”, Proc. 19th NSC, Recent Trend in Applied System Research, pp. 467-473, 1995.

321.  S.K.Agrawal and Prem Vrat, “ISO:9000 certification and TQM movement : Are you in the right direction ?, XXXVIII National Convention Indian Institute of Industrial Engineers, pp. 377- 386, Bombay, December, 1996.

322.  S.K.Agrawal and Prem Vrat, “Experience in Quality Improvement : Problems & Prospects”, 7th National conference on Science and Technology in National Development, Bangalore, November, 1996.

323. Garg S., Vrat P. and Kanda, A. (1996), Flexible Assembly Line Operations Using Multifunctional Workers, Proceedings of the Xth ISME Conference in Mechanical Engineering, New Age Publisher, pp IV3-IV9.

324.  Shanker R. and Vrat P., Optimal Selection of Exceptional  Elements and Bottleneck Machine in Cellular Manufacturing, In: Proceedings of National Conference on Operation Research in Modern Technology, Kurukshetra, Ed. Jai Singh, E1-E10, 1996.

 325.  Prem Vrat. S.G.Deshmukh, Y.Andley, R.Seth and R.P.Singh, “Development of a Heuristic for Stuffing Pattern of Shipping Cargo”,  Proc. of XIth ISME Conf. New Delhi, Feb. 99. Pp. 267-277.

326.  Ravi Shanker & Prem Vrat, “Design of  Cellular Manufacturing System: An Improved Algorithm, Proc. of 11th ISME Conf. New Delhi. pp.255-260,  Feb.1999.

327.  Ravi Shanker & Prem Vrat “Design of Cellular Manufacturing System: A Taxonomical Review Proc. of 11th ISME Conf., New Delhi Feb.99, pp. 261-266.

328.  Verma P., Deshmukh S.G., Vrat P., 2002, Pollution Control and greenhouse gas mitigation in transport sector – A case for system dynamics study, Proc. of National Conference on Transportation Systems, New Delhi, pp. 162-172.

329. Vrat, P., Shankar, R., Tiwari, M.K., Srinivas, and Solimanpour, M., 2002, Transiently Chaotic Neural Network Approach for Transportation Problem, In: Proceedings of the National Conference on Transportation Systems: Status and Directions, Indian Institute of Technology Delhi, New Delhi, India, 361-367.

330. Vrat, P., Wadhwa, S., Deshmukh, S.G., Shankar, R., Bhagwat, R., and Padmaja, G.N., 1996, A Two phase Heuristic for Line Balancing, Proc. of 10th ISME Conference, Mechno-Vision Ed. Sharma P.B.et.al, New Age Intl. (P) Ltd. Publishers, New Delhi, 1996, pp. 55-61.

331. A. Noorul Haq, Prem Vrat and Arun Kanda, “Modelling and analysis of Integrated Production-Distribution-Inventory Systems”, Ch.12 in “Modelling and Analysis of Large Systems” (Editor: A.Tripathy), pp.164-172, Oxford-IBH Press.

332.  Rupesh K. Pati, S. Balan, Prem Vrat and Pradeep Kumar, Application of Supply Chain Management to Indian Paper Sector; Proceedings of XIII National Conference of Indian Society of Mech. Engineers, Dec. 30-31, 2003, IIT Roorkee, PE-056, pp.1-8. (CD-ROM).

333.  Shalini Anand, Vikash Talyan, R.P. Dahiya and Prem Vrat – “Contribution of Indian Rice Fields to Green House Gas Emissions” – in “Energy and Environment’, eds.  M. Erurankhan and M. Muzaffaral Hasan, Anaunaya Publishers, New Delhi, 2004, pp. 310-315.

334.  Shalini Anand, R.P. Dahiya and Prem Vrat, “Assessment of Greenhouse Gas Emissions from Cement Industries in India” – in “Energy and Environment” eds.  M. Emrankhan and M. Muzaffaral Hasan, Anaunaya Publishers, New Delhi, 2004, pp. 210-213.

335.  Shankar R. and Prem Vrat, Cellular Assembly Line:Concept and Implementation Strategy, Proc. of 10th ISMI Conf.:MechnoVision, Ed. Sharma P.B. et.al, New Age Intl. Pub., New Delhi, 1996, pp.II, 35-39.

   TO

Others:

336.     R.H. Hollier and Prem Vrat, "A Review of Multi-Echelon Inventory Control Theory and Application", Tech. Report, Univ. of Birmingham, May 1976, pp. 1-62.

337.      Shankar, R. and Vrat, P., 1998, Cellular Manufacturing System: An Overview, In: Advanced Manufacturing Technology, Ed. Deshmukh, S. G. and Rao, P. V, Dept. of Mechanical Engineering, IIT Delhi, (Also in the Proceedings of DST sponsored SERC School Nov. 2-14, 1998), pp. 7-19.

338.     Shankar, R. and Vrat, P., 1998, Automated Guided Vehicle: An Overview, In: Advanced Manufacturing Technology, Ed. Deshmukh, S. G. and Rao, P. V, Dept. of Mechanical Engineering, IIT Delhi, (Also in the Proceedings of DST sponsored SERC School Nov. 2-14, 1998), pp. 82-93.

339.      Nitin Seth, S.G. Deshmukh and Prem Vrat, ‘A Frame work for Measurement of Quality of Service in Supply Chain’ (under Review in Physical Distribution & Logistics Management).

 

340.     Prem Vrat, “Faculty Development for Excellence in Higher Education – Issues,     Challenges and Opportunities” in “Issues in Higher Education” Ed. K. Venkatasubramanian, ICFAI University Press, Hyderabad, 2004.

 

 341.      Shankar, R., Vrat, P., Khanna, V.K. and Sahay, B.S., ‘Six Sigma Practices:Some observations; Proc. of National Seminar on Six Sigma for Forge and Foundry Industries, Ranchi, April 10-11, 2004, pp. 40-45.

 


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