%0 Journal Article %A V. M. Kolodiazhnyi %A V. A. Rvachev %T On the construction of solution structures for boundary value problems %J Differencialʹnye uravneniâ %D 1977 %P 646-653 %V 13 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1977_13_4_a7/ %G ru %F DE_1977_13_4_a7