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@article{DE_1973_9_1_a8, author = {T. Sh. Kal'menov}, title = {The characteristic {Cauchy} problem for a certain class of degenerate hyperbolic equations}, journal = {Differencialʹnye uravneni\^a}, pages = {84--96}, publisher = {mathdoc}, volume = {9}, number = {1}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_1_a8/} }
T. Sh. Kal'menov. The characteristic Cauchy problem for a certain class of degenerate hyperbolic equations. Differencialʹnye uravneniâ, Tome 9 (1973) no. 1, pp. 84-96. http://geodesic.mathdoc.fr/item/DE_1973_9_1_a8/