Faisal N. Abu-Khzam, Michael A. Langston, Pushkar Shanbhag. Scalable parallel algorithms for difficult combinatorial problems: A case study in optimization. In M. H. Hamza, editor, Proceedings of the IASTED International Conference on Parallel and Distributed Computing and Networks, Innsbruck, Austria, February 17-19, 2004. pages 649-654, IASTED/ACTA Press, 2004.