%0 Journal Article %A R. I. Semerdzhieva %T A difference method for solving a class of hyperbolic equations with degenerate order %J Differencialʹnye uravneniâ %D 1989 %P 1755-1766 %V 25 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_10_a14/ %G ru %F DE_1989_25_10_a14