%0 Journal Article %A I. P. Gavriljuk %A V. L. Makarov %T Exact difference schemes for a class of nonlinear boundary value problems and their application %J Differencialʹnye uravneniâ %D 1986 %P 1155-1165 %V 22 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_7_a6/ %G ru %F DE_1986_22_7_a6