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@article{DE_1972_8_6_a23, author = {N. M. Matveev}, title = {A certain generalization of the {Cauchy} problem}, journal = {Differencialʹnye uravneni\^a}, pages = {1124--1125}, publisher = {mathdoc}, volume = {8}, number = {6}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1972_8_6_a23/} }
N. M. Matveev. A certain generalization of the Cauchy problem. Differencialʹnye uravneniâ, Tome 8 (1972) no. 6, pp. 1124-1125. http://geodesic.mathdoc.fr/item/DE_1972_8_6_a23/