%0 Journal Article %A F. V. Lubyshev %T The convergence of the differential-difference method in the solution of certain boundary value problems for multidimensional nonstationary equations of mathematical physics, and its realization %J Differencialʹnye uravneniâ %D 1974 %P 926-932 %V 10 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1974_10_5_a18/ %G ru %F DE_1974_10_5_a18