%0 Journal Article %A V. A. Malovichko %T Boundary value problems for systems of third-order differential equations %J Differencialʹnye uravneniâ %D 1990 %P 1585-1589 %V 26 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_9_a13/ %G ru %F DE_1990_26_9_a13