Voir la notice de l'article provenant de la source Math-Net.Ru
@article{IVM_1961_2_a18, author = {T. V. Chekmarev}, title = {Letter to the editors}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {178}, publisher = {mathdoc}, number = {2}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1961_2_a18/} }
T. V. Chekmarev. Letter to the editors. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 2 (1961). http://geodesic.mathdoc.fr/item/IVM_1961_2_a18/