@article{10_21136_CMJ_1959_100347,
     author = {Dlab, Vlastimil},
     title = {{\CYRN}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyre} {\cyrs}{\cyro}{\cyro}{\cyrt}{\cyrn}{\cyro}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrm}{\cyre}{\cyrzh}{\cyrd}{\cyru} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyra}{\cyrm}{\cyri} {\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyru}{\cyryu}{\cyrshch}{\cyri}{\cyrh} {\cyra}{\cyrb}{\cyre}{\cyrl}{\cyre}{\cyrv}{\cyrery}{\cyrh} {\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}},
     journal = {Czechoslovak Mathematical Journal},
     pages = {161--171},
     year = {1959},
     volume = {9},
     number = {2},
     doi = {10.21136/CMJ.1959.100347},
     mrnumber = {0109179},
     zbl = {0104.02501},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1959.100347/}
}