%0 Journal Article %A S. Yu. Kostyunin %A E. V. Shevkoplyas %T On simplification of integral payoff in differential games with random duration %J Vestnik Sankt-Peterburgskogo universiteta. Prikladnaâ matematika, informatika, processy upravleniâ %D 2011 %P 47-56 %N 4 %U http://geodesic.mathdoc.fr/item/VSPUI_2011_4_a4/ %G ru %F VSPUI_2011_4_a4