%0 Journal Article %A A. V. Buledza %T On difference methods for the solution of boundary value problems for differential equations of elliptic type %J Differencialʹnye uravneniâ %D 1965 %P 687-691 %V 1 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1965_1_5_a10/ %G ru %F DE_1965_1_5_a10