1. Zoutendijk, G.,Methods of Feasible Directions, Elsevier Publishing Company, Amsterdam, Holland, 1960.
2. Demjanov, V. F.,Algorithms for Some Minimax Problems, Journal of Computer and System Science, Vol. 2, pp. 125?132, 1968.
3. Zukhovitskii, S. I., Polyak, R. A., andPrimak, M. E.,An Algorithm for the Solution of Convex Tchebycheff Approximation Problems, Doklady Akademii Nauk SSSR, Vol. 151, pp. 27?30, 1963.
4. Mangasarian, O. L.,Dual, Feasible-Direction Algorithms, Academic Press, New York, New York, 1969.
5. Pironneau, O., andPolak, E.,A Dual Method for Optimal Control Problems, SIAM Journal on Control, Vol. 11, No. 3, 1973.