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@article{DE_1980_16_1_a22, author = {V. M. Ivakin}, title = {A problem for an elliptic equation, degenerate on part of the boundary}, journal = {Differencialʹnye uravneni\^a}, pages = {174--176}, publisher = {mathdoc}, volume = {16}, number = {1}, year = {1980}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1980_16_1_a22/} }
V. M. Ivakin. A problem for an elliptic equation, degenerate on part of the boundary. Differencialʹnye uravneniâ, Tome 16 (1980) no. 1, pp. 174-176. http://geodesic.mathdoc.fr/item/DE_1980_16_1_a22/