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@article{DE_1976_12_11_a16, author = {S. P. Bautin}, title = {The characteristic {Cauchy} problem for a quasilinear analytic system}, journal = {Differencialʹnye uravneni\^a}, pages = {2052--2063}, publisher = {mathdoc}, volume = {12}, number = {11}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1976_12_11_a16/} }
S. P. Bautin. The characteristic Cauchy problem for a quasilinear analytic system. Differencialʹnye uravneniâ, Tome 12 (1976) no. 11, pp. 2052-2063. http://geodesic.mathdoc.fr/item/DE_1976_12_11_a16/