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@article{DE_1989_25_9_a14, author = {V. V. Kornienko}, title = {Smoothness of solutions of irregular equations}, journal = {Differencialʹnye uravneni\^a}, pages = {1572--1577}, publisher = {mathdoc}, volume = {25}, number = {9}, year = {1989}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1989_25_9_a14/} }
V. V. Kornienko. Smoothness of solutions of irregular equations. Differencialʹnye uravneniâ, Tome 25 (1989) no. 9, pp. 1572-1577. http://geodesic.mathdoc.fr/item/DE_1989_25_9_a14/