“An MPEC Approach to Second Best Toll Pricing,” Mathematical Programming, 33-55, 7 July 2004, (with S. Lawphongpanich).
“Decomposition Techniques for the Minimum Toll Revenue Problem,” Networks, Vol. 44, No. 2, 142 – 150, 2004, (with L. Bai and S. Lawphongpanich).
“A First Best Toll Pricing Framework for Variable Demand Traffic Assignment Models,” Transportation Research (in press), 10 Aug. 2004, (with M. B. Yildirim).
“A Toll Pricing Framework for Traffic Assignment Problems with Elastic Demand,” Current Trends in Transportation and Network Analysis: Papers in honor of Michael Florian, M. Gendreau and P. Marcotte (Eds.), Kluwer Academic Publishers, 135-145, 2002 (with M. B. Yildirim).
“Computational Methods for Congestion Toll Pricing Models,” Proceedings of IEEE Conference on Intelligent Transportation Systems, Berkeley, 257-262, 2001 (with M. B. Yildirim and L. Bai).
“Approximate Solutions of the Turbine Balancing Problem,”European Journal of Operational Research, Vol. 130, 147-155, 2001 (with P. Pardalos and L. Pitsoulis).
“Network Equilibrium and Pricing,” Chapter 11 of Handbook of Transportation Science, R. W. Hall (Eds.), Kluwer Academic Publishers, 1999, 361-393, (with M. Florian).
“Solving Congestion Toll Pricing Models,” Equilibrium and Advanced Transportation Modeling, P. Marcotte and S. Nguyen (Eds.), Kluwer Academic Publishers, 109-124, 1998 (with M. Ramana).
“Congestion Toll Pricing of Traffic Networks,” Network Optimization, Springer-Verlag series Lecture Notes in Economics and Mathematical Systems, 51-71, 1997 (with P. Bergendorff and M. Ramana).
“Continuous Characterizations of the Maximum Clique Problem,” Mathematics of Operations Research, Vol. 22, 754-768, 1997. (with L. E. Gibbons, P. Pardalos and M. Ramana).
“Bounded Flow Equilibrium Problems by Penalty Methods,” IEEE International Conference on Circuits and Computers ICCC 80, Vol. 1, 162-166, 1980. (with J. Ribera).
“Bounding Flows in Traffic Assignment Models,” Research Report No. 80-4, 1980.