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@article{IVM_1961_6_a19, author = {M. Zhekamukhov}, title = {Letter to the editors}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {185--186}, publisher = {mathdoc}, number = {6}, year = {1961}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_1961_6_a19/} }
M. Zhekamukhov. Letter to the editors. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 6 (1961), pp. 185-186. http://geodesic.mathdoc.fr/item/IVM_1961_6_a19/