%0 Journal Article %A N. A. Izobov %T Stability with respect to linear approximation. Special cases %J Differencialʹnye uravneniâ %D 1986 %P 1671-1688 %V 22 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_10_a1/ %G ru %F DE_1986_22_10_a1