"An Extension to the Tactical Planning Model for a Job Shop: Continuous-Time Control."

Chee-Chong Teo, Rohit Bhatnagar and Stephen C. Graves. In Proceedings of the 2005 SMA International Conference, Singapore: July 2005.

"Logistics Network Design with Differentiated Delivery Lead-Time: Benefits and Insights."

Michelle L. F. Cheong, Rohit Bhatnagar and Stephen C. Graves. In Proceedings of the 2005 SMA International Conference, Singapore: July 2005.

"The Benefits of Re-Evaluating Real Time Fulfillment Decisions."

Ping Xu Josephine, Russell Allgor, and Stephen C. Graves. In Proceedings of the 2005 SMA International Conference, Singapore: July 2005.

"The Complexity of Safety Stock Placement in General-Network Supply Chains."

Ekaterina Lesnaia, Iuliu Vasilescu and Stephen C. Graves. In Proceedings of the 2005 SMA International Conference, Singapore: July 2005.

"Traditional Inventory Models in an E-Retailing Setting: A Two-Stage Serial System with Space Constraints."

Russell Allgor, Stephen Graves and Ping Josephine Xu. In Proceedings of the 2004 SMA International Conference, Singapore: August 2004.

"Optimizing Safety Stock Placement in General Network Supply Chains."

Stephen C. Graves and Ekaterina Lesnaia. In Proceedings of the 2004 SMA International Conference, Singapore: April 2004.