@article{MS_1971__126_4_a8,
     author = {{\CYRI}.{\CYRE}. {\CYRB}{\cyra}{\cyrz}{\cyri}{\cyrl}{\cyre}{\cyrv}{\cyri}{\cyrch}},
     title = {{\CYRD}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyre} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} },
     journal = {Matemati\v{c}eskij sbornik},
     pages = {630--632},
     publisher = {mathdoc},
     volume = {126},
     number = {4},
     year = {1971},
     zbl = {0217.09603},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1971__126_4_a8/}
}