@article{10_4064_fm_50_4_419_429,
     author = {{\CYRP}. {\CYRA}{\cyrl}{\cyre}{\cyrk}{\cyrs}{\cyra}{\cyrn}{\cyrd}{\cyrr}{\cyro}{\cyrv} and {\CYRV}. {\CYRP}o{\cyrn}{\cyro}{\cyrm}ape{\cyrv}},
     title = {{\CYRO} {\cyrd}{\cyri}{\cyra}{\cyrd}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrb}{\cyri}{\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyra}{\cyrk}{\cyrt}{\cyra}{\cyrh}},
     journal = {Fundamenta Mathematicae},
     pages = {419--429},
     publisher = {mathdoc},
     volume = {50},
     number = {4},
     year = {1961},
     doi = {10.4064/fm-50-4-419-429},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm-50-4-419-429/}
}