%0 Journal Article %A Yu. S. Bogdanov %T On detecting asymptotic stability by means of small $vd$-numbers %J Differencialʹnye uravneniâ %D 1966 %P 309-313 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1966_2_3_a1/ %G ru %F DE_1966_2_3_a1