Freund, Robert M. Mathematics of Operations Research Vol. 21, No. 4 (1996): 839-859.
Freund, Robert M. and Shinji Mizuno. Optima Vol. 51, (1996): 1-9. Working Paper.
Freund, Robert M., Working Paper. December 1995.
Freund, Robert M. SIAM Journal of Optimization Vol. 5, No. 2 (1995): 247-268.
Freund, Robert M., and Michael J. Todd. Mathematics of Operations Research Vol. 20, No. 2 (1995): 415-440.
Freund, Robert M. Mathematical Programming Vol. 58, No. 1 (1993): 385-414. Working Paper.