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@article{IVM_1959_5_a17, author = {V. V. Morozov}, title = {On a~problem of {N.\,P.~Erugin}}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {171--173}, publisher = {mathdoc}, number = {5}, year = {1959}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1959_5_a17/} }
V. V. Morozov. On a~problem of N.\,P.~Erugin. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 5 (1959), pp. 171-173. http://geodesic.mathdoc.fr/item/IVM_1959_5_a17/