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@article{DAN_1995_343_4_a6, author = {P. L. Ul'yanov}, title = {On equivalent conditions for the convergence of series and}, journal = {Doklady Akademii Nauk}, pages = {458--462}, publisher = {mathdoc}, volume = {343}, number = {4}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1995_343_4_a6/} }
P. L. Ul'yanov. On equivalent conditions for the convergence of series and. Doklady Akademii Nauk, Tome 343 (1995) no. 4, pp. 458-462. http://geodesic.mathdoc.fr/item/DAN_1995_343_4_a6/