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@article{DAN_1974_214_1_a13, author = {M. N. Feller}, title = {On the solvability of infinite-dimensional elliptic equations with constant coefficients}, journal = {Doklady Akademii Nauk}, pages = {59--62}, publisher = {mathdoc}, volume = {214}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_214_1_a13/} }
M. N. Feller. On the solvability of infinite-dimensional elliptic equations with constant coefficients. Doklady Akademii Nauk, Tome 214 (1974) no. 1, pp. 59-62. http://geodesic.mathdoc.fr/item/DAN_1974_214_1_a13/