@article{MS_1982__161_2_a7, author = {{\CYRV}.{\CYRE}. {\CYRM}{\cyra}{\cyrishrt}{\cyro}{\cyrr}{\cyro}{\cyrv}}, title = {{\CYRP}{\cyri}{\cyrs}{\cyrsftsn}{\cyrm}{\cyro} {\cyrv} {\cyrr}{\cyre}{\cyrd}{\cyra}{\cyrk}{\cyrc}{\cyri}{\cyryu}}, journal = {Matemati\v{c}eskij sbornik}, pages = {301--301}, publisher = {mathdoc}, volume = {161}, number = {2}, year = {1982}, zbl = {0504.41019}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MS_1982__161_2_a7/} }