%0 Journal Article %A M. S. Nikol'skii %T The maximum principle in a nonsmooth minimax problem of optimal %J Doklady Akademii Nauk %D 1989 %P 294-297 %V 304 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_304_2_a7/ %G ru %F DAN_1989_304_2_a7