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@article{DAN_1973_208_5_a0, author = {A. I. Achil'diev}, title = {On some boundary-value problems for elliptic equations degenerate on the boundary}, journal = {Doklady Akademii Nauk}, pages = {1009--1011}, publisher = {mathdoc}, volume = {208}, number = {5}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1973_208_5_a0/} }
A. I. Achil'diev. On some boundary-value problems for elliptic equations degenerate on the boundary. Doklady Akademii Nauk, Tome 208 (1973) no. 5, pp. 1009-1011. http://geodesic.mathdoc.fr/item/DAN_1973_208_5_a0/