%0 Journal Article %A A. V. Arutyunov %T The first condition in L. S. Pontryagin's article: “On the theory of differential games” [Uspekhi Mat. Nauk 21 (1966), no. 4(130), 219–274; MR0204187] %J Differencialʹnye uravneniâ %D 1983 %P 923-938 %V 19 %N 6 %U http://geodesic.mathdoc.fr/item/DE_1983_19_6_a0/ %G ru %F DE_1983_19_6_a0