%0 Journal Article %A S. T. Zavalishchin %T The concept of stability with respect to a generalized perturbation %J Differencialʹnye uravneniâ %D 1967 %P 2021-2029 %V 3 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1967_3_12_a1/ %G ru %F DE_1967_3_12_a1