@article{IVM_1964_3_a2,
     author = {F. T. Baranovskii},
     title = {Differential properties of the solution of a mixed problem for a strongly degenerate hyperbolic equation},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {17--27},
     publisher = {mathdoc},
     number = {3},
     year = {1964},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_1964_3_a2/}
}