%0 Journal Article %A F. T. Baranovskii %T Differential properties of the solution of a~mixed problem for a~degenerate hyperbolic equation %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1963 %P 15-24 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1963_6_a1/ %G ru %F IVM_1963_6_a1