%0 Journal Article %A V. N. Nikolenko %A I. Kh. Khairyllin %T A certain mixed problem for a degenerate equation of hyperbolic type %J Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki %D 1969 %P 131-134 %V 129 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZKU_1969_129_3_a12/ %G ru %F UZKU_1969_129_3_a12