%0 Journal Article %A V. A. Bryukhanov %T A mixed problem for a hyperbolic equation degenerate on a part of the bounday of a region %J Differencialʹnye uravneniâ %D 1972 %P 3-6 %V 8 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_1_a0/ %G ru %F DE_1972_8_1_a0