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@article{DAN_1957_115_2_a4, author = {S. S. Dymkov}, title = {The first boundary problem for quasilinear elliptical equations}, journal = {Doklady Akademii Nauk}, pages = {220--222}, publisher = {mathdoc}, volume = {115}, number = {2}, year = {1957}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1957_115_2_a4/} }
S. S. Dymkov. The first boundary problem for quasilinear elliptical equations. Doklady Akademii Nauk, Tome 115 (1957) no. 2, pp. 220-222. http://geodesic.mathdoc.fr/item/DAN_1957_115_2_a4/