%0 Journal Article %A A. Sopuev %A D. T. Dzhuraev %T Boundary value problems for a degenerate parabolic-hyperbolic equation %J Differencialʹnye uravneniâ %D 1989 %P 1009-1015 %V 25 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_6_a13/ %G ru %F DE_1989_25_6_a13