Bertsimas, Dimitris J. and Michel X. Goemans. Mathematics of Operations Research Vol. 16, No. 1 (1991): 72-89.
Bertsimas, Dimitris, Patrick Jaillet and Amedeo Odoni. Operations Research Vol. 38, No. 6 (1990): 1019-1033.
Bertsimas, Dimitris and Garrett van Ryzin. Operations Research Letters Vol. 9, No. 4 (1990): 223-231.
Bertsimas, Dimitris. Networks Vol. 20, No. 3 (1990): 245-275.
Bertsimas, Dimitris and Xenophon Papaconstantinou. Naval Research Logistics Quarterly Vol. 37, No. 1 (1990): 135-149.
Bertsimas, Dimitris. Operations Research Vol. 38, No. 1 (1990): 139-155.