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@article{DE_1995_31_4_a10, author = {S. A. Iskhokov}, title = {On the smoothness of the solution of degenerate differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {641--653}, publisher = {mathdoc}, volume = {31}, number = {4}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1995_31_4_a10/} }
S. A. Iskhokov. On the smoothness of the solution of degenerate differential equations. Differencialʹnye uravneniâ, Tome 31 (1995) no. 4, pp. 641-653. http://geodesic.mathdoc.fr/item/DE_1995_31_4_a10/