Department of Industrial Engineering at Bilkent University

Ph.D., 2003, Industrial Engineering, Texas A&M University, College Station, TX, USA.
M.S., 1999, Industrial Engineering, Bilkent University, Ankara, TURKEY.
B.S., 1997, Industrial Engineering, Bilkent University, Ankara, TURKEY.

Research Interests

Supply chain management
Inventory Theory
Production Scheduling
Applied Probability

Sample Publications

Toptal, A., Cetinkaya, S., "Quantifying the Value of Buyer-Vendor Coordination: Analytical and Numerical Results under different Replenishment Cost Structures," to appear in European Journal of Operational Research.
Toptal, A., Cetinkaya, S., "Contractual Agreements for Coordination and Vendor-Managed Delivery under Explicit Transportation Considerations," Naval Research Logistics, Vol. 53, No. 5, pp. 397-417, 2006.
Toptal, A., Cetinkaya, S., "Decentralized Models for Buyer-Vendor Coordination under Generalized Replenishment Costs," in the Proceedings of the IIE Research Conference, 2004.
Toptal, A., Cetinkaya, S., Lee, C.-Y., "The Buyer-Vendor Coordination Problem: Modeling Inbound and Outbound Cargo Capacity and Costs," IIE Transactions on Logistics and Scheduling, Vol. 35, No. 5, pp. 987-1002, 2003.
Toptal, A., Sabuncuoglu, I., "Distributed Algorithms for Scheduling and Internet-based Supply Webs," in the Proceedings of the 5th World Multiconference on Systemics, Cybernetics and Informatics, 2001.

Courses Taught

Graduate Courses

N/A

Undergraduate Courses

IE 375 Production Planning

IE 461 Supply Chain Management

IE 380 Quailty Assurance and Reliability

Theses Supervised

Ph. D.

M. Sc.

Biographical Sketch

Aysegul Toptal received her Ph.D. degree in Industrial Engineering from Texas A&M University, College Station, TX in 2003. Her research interests are in production scheduling, inventory theory, supply chain management, and logistics.