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@article{DAN_1972_205_6_a7, author = {\`E. Muhamadiev}, title = {On the invertibility of elliptic partial differential operators}, journal = {Doklady Akademii Nauk}, pages = {1292--1295}, publisher = {mathdoc}, volume = {205}, number = {6}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1972_205_6_a7/} }
È. Muhamadiev. On the invertibility of elliptic partial differential operators. Doklady Akademii Nauk, Tome 205 (1972) no. 6, pp. 1292-1295. http://geodesic.mathdoc.fr/item/DAN_1972_205_6_a7/