1. Danskin, J. M.,The Theory of Max-Min and Its Applications to Weapons Allocation Problems, Springer, New York, New York, 1967.
2. Demyanov, V. F., andMalozemov, V. N.,Introduction to Minimax, Wiley, New York, New York, 1974.
3. Demyanov, V. F., andVasilev, L. V.,Nondifferentiable Optimization, Nauka, Moscow, USSR, 1981.
4. Pshenichnyi, B. N.,Necessary Conditions for an Extremum, Marcel Dekker, New York, New York, 1971.
5. Ioffe, A. D., andTihomirov, V. M.,Theory of Extremal Problems, North-Holland Publishing Company, Amsterdam, Holland, 1979.