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@article{DAN_1974_217_1_a9, author = {E. V. Shchepin}, title = {On a problem of {L.\,A.~Tumarkin}}, journal = {Doklady Akademii Nauk}, pages = {42--43}, publisher = {mathdoc}, volume = {217}, number = {1}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a9/} }
E. V. Shchepin. On a problem of L.\,A.~Tumarkin. Doklady Akademii Nauk, Tome 217 (1974) no. 1, pp. 42-43. http://geodesic.mathdoc.fr/item/DAN_1974_217_1_a9/