%0 Journal Article %A E. I. Zheleznov %T Necessary conditions for optimality with respect to the minimax of program control in the presence of constraints %J Differencialʹnye uravneniâ %D 1983 %P 1487-1495 %V 19 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1983_19_9_a2/ %G ru %F DE_1983_19_9_a2