%0 Journal Article %A G. A. Leonov %T A multidimensional analogue of a criterion for Poincaré orbital stability %J Differencialʹnye uravneniâ %D 1988 %P 1637-1639 %V 24 %N 9 %U http://geodesic.mathdoc.fr/item/DE_1988_24_9_a22/ %G ru %F DE_1988_24_9_a22