%0 Journal Article %A Zhaoyang Yin %T Bounded positive solutions of nonlinear second-order differential equations %J Differencialʹnye uravneniâ %D 2006 %P 23-32 %V 42 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2006_42_1_a2/ %G ru %F DE_2006_42_1_a2