%0 Journal Article %A A. Yu. Aleksandrov %T The effect of unbounded perturbations on the stability of systems of differential equations %J Differencialʹnye uravneniâ %D 1998 %P 279-281 %V 34 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1998_34_2_a19/ %G ru %F DE_1998_34_2_a19