%0 Journal Article %A K. A. Karacharov %T Certain criteria for stability of motion in the presence of constantly acting perturbations %J Differencialʹnye uravneniâ %D 1970 %P 1963-1969 %V 6 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1970_6_11_a3/ %G ru %F DE_1970_6_11_a3