@article{10_21136_CMJ_1954_100104, author = {Jakub{\'\i}k, J\'an}, title = {{\CYRO} {\cyrg}{\cyrr}{\cyra}{\cyrf}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyri}{\cyrz}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyri}{\cyrz}{\cyrm}{\cyre} {\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyru}{\cyrr}}, journal = {Czechoslovak Mathematical Journal}, pages = {131--142}, publisher = {mathdoc}, volume = {04}, number = {2}, year = {1954}, doi = {10.21136/CMJ.1954.100104}, mrnumber = {0065530}, zbl = {0059.02602}, language = {ru}, url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1954.100104/} }