@article{10_4064_cm_4_1_33_55,
     author = {{\CYRYA}. {\CYRA}{\cyrc}{\cyre}{\cyrl}{\cyrsftsn}},
     title = {{\CYRO} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyri}{\cyrh}},
     journal = {Colloquium Mathematicum},
     pages = {33--55},
     publisher = {mathdoc},
     volume = {4},
     number = {1},
     year = {1956},
     doi = {10.4064/cm-4-1-33-55},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-4-1-33-55/}
}