%0 Journal Article %A A. A. Shestakov %A Yu. N. Merenkov %T Localization of the limit set in a nonautonomous differential system by means of Lyapunov functions %J Differencialʹnye uravneniâ %D 1981 %P 2017-2028 %V 17 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1981_17_11_a9/ %G ru %F DE_1981_17_11_a9