%0 Journal Article %A I. P. Smirnov %T Control of the probability of a system entering a given region %J Differencialʹnye uravneniâ %D 1990 %P 1753-1758 %V 26 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_10_a12/ %G ru %F DE_1990_26_10_a12