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@article{DE_1977_13_3_a10, author = {T. M. Kerimov}, title = {The mixed boundary value problem for a second order linear elliptic equation}, journal = {Differencialʹnye uravneni\^a}, pages = {477--480}, publisher = {mathdoc}, volume = {13}, number = {3}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1977_13_3_a10/} }
T. M. Kerimov. The mixed boundary value problem for a second order linear elliptic equation. Differencialʹnye uravneniâ, Tome 13 (1977) no. 3, pp. 477-480. http://geodesic.mathdoc.fr/item/DE_1977_13_3_a10/