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@article{DAN_1977_234_5_a1, author = {V. B. Andreev}, title = {The mixed problem for the grid {Laplace} equation in a half-plane}, journal = {Doklady Akademii Nauk}, pages = {997--1000}, publisher = {mathdoc}, volume = {234}, number = {5}, year = {1977}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1977_234_5_a1/} }
V. B. Andreev. The mixed problem for the grid Laplace equation in a half-plane. Doklady Akademii Nauk, Tome 234 (1977) no. 5, pp. 997-1000. http://geodesic.mathdoc.fr/item/DAN_1977_234_5_a1/