%0 Journal Article %A Yu. I. Zubko %T Differential inequalities for linear differential equations with retarded argument %J Differencialʹnye uravneniâ %D 1972 %P 534-538 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_3_a16/ %G ru %F DE_1972_8_3_a16