The Impact of Processing Time Knowledge on Dynamic Job-Shop Scheduling Management Science 37(1991) 1002-1014 (with L. M. Wein)
On the Improvement from Scheduling a Two-Station Queuing Network in Heavy TrafficOperations Research Letters 11(1992) 225-232 (with L. M. Wein)
Performance Bounds for Scheduling Queueing Networks Annals of Applied Probability2(1992) 460-480 (with L. M. Wein)
Dynamic Scheduling of a Production/Inventory System With By-Products and Random YieldsManagement Science 41(1995) 1000-1017 (with L. M. Wein)
Characterizing the Idle-Period Distribution of GI/G/1 Queues Journal of Applied Probability 32 (1995) 247-255 (with J. Li)
Sequential Screening In Semiconductor Manufacturing, II: Exploiting Lot-to-Lot VariabilityOperations Research 44 (1996) 196-204 (with L. M. Wein)
Approximating a Cumulative Distribution Function by Generalized Hyperexponential Distributions Probability in Engineering and Information Sciences 11 (1997) 11-18 (with J. Li and S. Ozekici)
Yield Comparison of Push and Pull Control Methods On Production Systems With Unreliable Machines International Journal on Production Economics 50 (1997) 1-12 (with J. Jiang)
The Throughput of Irreducible Closed Markovian Queuing Networks: Functional Bounds, Asymptotic Loss, Efficiency, and the Harrison-Wein Conjectures Mathematics of Operations Research 22 (1997) 886-920 (with H. Jin and P.R.Kumar)
The Delay of Open Markovian Queuing Networks: Uniform Functional Bounds, Heavy Traffic Pole Multiplicities, and Stability Mathematics of Operations Research 50 (1997) 921-954 (with C. Humes and P.R. Kumar)
Multi-Item Inventory Staggering Problems: Bounds and Heuristics Proceedings of 1998 ACM-SIAM Symposium on Discrete Algorithms (with C. Teo and K. Tan)
Impact On Inventory Cost With Consolidation of Distribution Centers IIE Transactions 33 (2001), 99-110 (with M. Goh and C. Teo)
ST Logistics: Distribution Consumer Goods in China International Transactions in Operations Research 8 (2001) 203-220 (With F. Chen, M. Goh, J. Lee, S. Moosa, C.P. Teo, and P.G. Goh)
A Warehouse Sizing Model Balancing Inventory and Warehousing Costs Naval Logistics Research Quarterly 48(2001) 299-312 (with M. Goh and C. Teo)
An Optimization Based Approach to the Train Operator Scheduling Problem at Singapore MRTAnnals of Operations Research 108 (2001) 111-122 (with J. Pang, K.L. Chew, Q. Liu, and C.P. Teo)
Inventory Cost Effect of Consolidating Several One-Warehouse Multi-Retailer SystemsOperations Research 51(2003) 668-672 (with W.S. Lim and C. P. Teo)
Benefits of Providing Amenities to Impatient Waiting Customers Computers and Operations Research 30(2003) 2211-2225 (with B. M. Rao)
The Benefits of Advanced Booking Discount Programs: Model and Analysis Management Science 50(2004) 465-478 (with C. S. Tang, K. Rajaram, and A. Alptekinoglu)
Stability of Data Networks: Stationary and Bursty Model Operations Research 53(2005) 107-125 (with H. Ye and X. Yuan)
Management of Inventory Replenishment and Available Offerings for Goods Sold with Optional Value-Added Packages IIE Transactions 37 (2005) 397-406 (with F. Chen and Y. Feng)
Optimal Positioning of Idle Elevators Under Myopic and State-dependent Policies European Journal of Operational Research 170 (2006) 863-886 (with M. Parlar and S. Moosa)
Joint Management of Finished Goods Inventory and Demand Process for a Make to-Stock Product: A Computational Approach IEEE Transactions on Automatic Control 51 (2006) 258-273 (with L. Chen and Y. Feng)
A Differential Service Scheme to Optimize Website Revenues Journal of the Operational Research Society 57 (2006) 1323-1340 (with M. Parlar and S. Moosa)
Service Performance Analysis and Improvement for a Ticket Queue with Balking Customers,Management Science 53 (2007) 971-990 (with L. Gao and S. Xu)
Coordination of Stocking Decisions in an Assemble to Order Environment European Journal of Operational Research 189 (2008) 540-558 (with S. Gilbert and X. Zhang)
Optimal Control of Price and Production in an Assemble-to-Order System, Operations Research Letters 36 (2008) 506-512 (with Y. Feng and P. Zhan)
Coordinating Batch Production and Pricing Control of a Make-to-Stock Product, IEEE Transactions on Automatic Control 54 (2009) 1674-1680 (with L. Chen and Y. Feng)
Analysis of Ticket Queues with Reneging Customers, submitted to Production and Operations Management (with D. Ding and J. Ang)
Distribution Channel Structure for Chain-to-Chain Competition with Price and Lead-time Sensitive Demand, submitted to Management Science (with L. Chen and Z. Wu)
Analysis of Push and Pull Contracts in an ATO Supply Chain, in preparation (with L. Chen and D. Ding)