%0 Journal Article %A Yu. V. Pokornyi %A K. P. Lazarev %A T. M. Gareeva %T Nonlocal boundary value problems for ordinary differential equations %J Differencialʹnye uravneniâ %D 1989 %P 1321-1332 %V 25 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_8_a4/ %G ru %F DE_1989_25_8_a4