%0 Journal Article %A T. M. Pushkareva %T The problem of the conjugation of nonstationary linear differential equations with a parameter %J Differencialʹnye uravneniâ %D 1978 %P 1706-1709 %V 14 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1978_14_9_a24/ %G ru %F DE_1978_14_9_a24