@article{10_4064_cm_5_1_32_42,
     author = {{\CYRM}. {\CYRG}{\cyro}{\cyrs}{\cyrs}{\cyru}},
     title = {{\CYRN}{\cyre}{\cyrs}{\cyri}{\cyrm}{\cyrm}{\cyre}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrs}{\cyrr}{\cyre}{\cyrd}{\cyrn}{\cyri}{\cyre}},
     journal = {Colloquium Mathematicum},
     pages = {32--42},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1957},
     doi = {10.4064/cm-5-1-32-42},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-5-1-32-42/}
}