%0 Journal Article %A Yu. S. Ledyaev %A E. F. Mishchenko %T Optimal strategies in differential games with fixed duration %J Doklady Akademii Nauk %D 1986 %P 284-287 %V 286 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1986_286_2_a5/ %G ru %F DAN_1986_286_2_a5