%0 Journal Article %A L. M. Chebotareva %T A theorem on expansion with respect to the grid step of the solution of a difference problem for an abstract quasilinear hyperbolic equation %J Differencialʹnye uravneniâ %D 1986 %P 723-727 %V 22 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_4_a27/ %G ru %F DE_1986_22_4_a27