Current Research:

Scheduling Theory

"Event-Time Models for Supply Chain Scheduling," in Computational Optimization and Logistics Challenges in the Enterprise (COLCE), in Springer-Verlag Book Series on Optimization and Its Applications (SOIA) edited by W. Art Chaovalitwongse (Rutgers), Panos Pardalos (Florida), K. C. Furman (ExxonMobil Research), to appear in 2009. [PDF]
"Constraint Programming Approaches to a Lot Streaming Problem of Machine Scheduling," Proceedings of the 35th International Computers & Industrial Engineering Conference, June 2005.[PDF]
"Logic-Based Models for a Class of Lot Streaming Problems," Proceedings of the Thirty-Second Annual Meeting of the Western Decision Sciences Institute, (ed. by Miles G. Nicholls), ISSN 1098-2248, (April, 2003) pp.660-665. [PDF]
"Lot Streaming in Open Shops", with A. Sen, Operations Research Letters, 23 (1999) 135-142. [Abstract] | [PDF (159 KB)]
"Optimal Streaming of a Single Job in a Two Stage Flow Shop", with A. Sen and E. Topaloglu, European Journal of Operational Research, 110(1) (1998) 42-62. [Abstract] | [PDF (829 KB)]
"Optimal Streaming of a Single Job in an m Stage Flow Shop with Two Sublots", with E. Topaloglu and A. Sen. [Abstract] | [Zipped Postscript (110 KB)]

Supply Chains and Logistics Systems

"Event-Time Models in Inventory Systems" INFORMS - Seattle, November 4-7, 2007 [PDF]
"Optimal Lot Sizing for Carload Discount Schedules," with S. Elhedhli, INFOR: Canadian Journal of Operational Research and Information Processing, Vol. 43, No. 4 (November, 2005) pp. 361-370. [Abstract | PDF]
"Ordering Decisions Under Imminent Price Increases." Journal of Business and Behavioral Sciences, Vol. 12, No. 2; Spring 2005. [Abstract | PDF]
"Lecture Notes on Production and Distribution Systems Planning," aperiodically updated. [html] | [PDF (517 KB)]

Applied Mathematical Programming

"Benchmarking the Efficacy of Team Decisions Using Game Theoretic Approach," (with P. S. Chong) in Total Quality Management & Business Excellence, to appear in Vol. 20, No. 5, 2009. [PDF]
"An Optimization-Based Decision Support System for a University Timetabling Problem: An Integrated Constraint and Binary Programming Approach", with R. Botsali. [PDF (262KB)] [Detailed Design of a DSS for Course Scheduling in a University, a complementary paper including the codes used and implementation details (HTML)]
"Consensus in Team Decision Making Involving Allocation of Resources," with P. Chong, Management Decision, Volume 43, No. 9, (September, 2005) pp. 1147-1160. [PDF]
"Apportioning in Team Decision Making: A Game Theoretic Interpretation of Consensus and Majority Vote," with P. Chong, California J. Operations Management, Volume III, No 1, 2005, pp. 17-23. [PDF]
"Consensus in Team Decision Making Involving Allocation of Resources," with P. Chong, Proceedings of the 2nd World POM Conference and the 15th Annual POM Conference, (ed. by S. Gupta), ISSN 1548-4882, (April, 2004) 17 pages. [PDF]
"Making Project Selection Decisions: A Multi-Period Capital Budgeting Problem", with S. Yavuz, International Journal of Industrial Engineering, 9(3) (2002) 301-310. [Abstract] | [PDF (340 KB)]
"Branch-and-Bound Approach", "Computational Complexity", "Dynamic Programming", "Mathematical Programming", "Network Flow Problems" in Industrial Engineering Applications and Practice: User's Encyclopedia®, 2000. [ISBN: 0-9654599-0-X]

Professional Issues

"A Game Theoretic Interpretation of the "Win-Win", "Win-Lose", "Lose-Win", and "Lose-Lose" Decision Outcomes in a College's Budget Allocation ," with P.Chong. [Abstract of this paper appeared in the Proceedings of the Thirty-Seventh Annual Meeting of the Western Decision Sciences Institute, San Diego, March 2008.] [PDF]
"Project Management under Risk Control: a Monte Carlo Simulation," with K. Moshirvaziri. [An abbreviated version of this paper appeared in the Proceedings of the Thirty-Seventh Annual Meeting of the Western Decision Sciences Institute, San Diego, March 2008.] [PDF]
"On Management of Very Large Scale Engineering Projects," with K. Moshirvaziri. [An abbreviated version of this paper appeared in the Proceedings of the Thirty-Sixth Annual Meeting of the Western Decision Sciences Institute, Denver, April 2007, ISSN 1098-2248, pp.122-124.] [PDF]
"On Limitations of PERT Methodology for Managing Large Scale Projects," with K. Moshirvaziri. [An abbreviated version of this paper appeared in the Proceedings of the Thirty-Sixth Annual Meeting of the Western Decision Sciences Institute, Denver, April 2007, ISSN 1098-2248, pp.125-127.] [PDF]
"On the Need to Incorporate the Impact of the Internet on Decision Technologies in the O.R. Education." [HTML]
"The Current State of Planning: How Plans Get Made."Proceedings of the 12th Annual Meeting of American Society of Business and Behavioral Sciences, (ed. by P. Chakrapani and W. Mondal), (February, 2005) pp.2043-2050. [PDF]
"Decision Making in Networked Environment," Proceedings of the 12th Annual Meeting of American Society of Business and Behavioral Sciences, (ed. by P. Chakrapani and W. Mondal), (February, 2004) pp.1687-1690. [PDF]
"MathML: an essential tool for ‘Open Knowledge Systems’." [Abstract]
"Dynamic Encyclopedia of Information and Decision Technologies: a proposal to develop a Dynamic Reference Work."[HTML]