Dimitris Bertsimas, James B. Orlin.
"April 10, 1991."
Includes bibliographical references (p. 26-29).
Research supported by the National Science Foundation. DDM-9010332 DDM-9014751 DDM-8921835 Research supported by the Air Force Office of Scientific Research. AFOSR-88-0088 Research supported by grants from UPS, Prime Computer Corp. and Draper Laboratories.