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@article{DAN_1962_144_1_a5, author = {V. P. Gromov}, title = {On series with respect to the system $\{f(\lambda_nz)\}$}, journal = {Doklady Akademii Nauk}, pages = {23--26}, publisher = {mathdoc}, volume = {144}, number = {1}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1962_144_1_a5/} }
V. P. Gromov. On series with respect to the system $\{f(\lambda_nz)\}$. Doklady Akademii Nauk, Tome 144 (1962) no. 1, pp. 23-26. http://geodesic.mathdoc.fr/item/DAN_1962_144_1_a5/