%0 Journal Article %A A. A. Shestakov %T Criteria for the stability of sets with respect to a nonautonomous differential system %J Differencialʹnye uravneniâ %D 1977 %P 1079-1090 %V 13 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1977_13_6_a12/ %G ru %F DE_1977_13_6_a12