%0 Journal Article %A A. V. Kryazhimskiy %T On the theory of positional differential games of convergence-evasion %J Doklady Akademii Nauk %D 1978 %P 779-782 %V 239 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_239_4_a6/ %G ru %F DAN_1978_239_4_a6