@article{10_21136_CMJ_1960_100430, author = {Smirnov, Yu. M.}, title = {{\CYRO}{\cyrb}{\cyro}{\cyrb}{\cyrshch}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyrery} {{\CYRV}{\cyre}{\cyrishrt}{\cyre}{\cyrr}{\cyrsh}{\cyrt}{\cyrr}{\cyra}{\cyrs}{\cyrs}{\cyra}-{\CYRS}{\cyrt}{\cyro}{\cyrn}{\cyra}} {\cyrn}{\cyra} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyrb}{\cyrl}{\cyri}{\cyrz}{\cyro}{\cyrs}{\cyrt}{\cyri}}, journal = {Czechoslovak Mathematical Journal}, pages = {493--500}, publisher = {mathdoc}, volume = {10}, number = {4}, year = {1960}, doi = {10.21136/CMJ.1960.100430}, mrnumber = {0126178}, zbl = {0099.09602}, language = {ru}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1960.100430/} }