%0 Journal Article %A S. L. Lapko %T Vector additive difference schemes of complete approximation for multidimensional problems in mathematical physics %J Differencialʹnye uravneniâ %D 1995 %P 1240-1248 %V 31 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1995_31_7_a17/ %G ru %F DE_1995_31_7_a17