%0 Journal Article %A A. I. Perov %T Bounded solutions of differential equations of second order %J Differencialʹnye uravneniâ %D 1967 %P 524-528 %V 3 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1967_3_3_a15/ %G ru %F DE_1967_3_3_a15