@article{MS_1948__64_3_a7,
     author = {{\CYRS}.{\CYRN}. {\CYRCH}{\cyre}{\cyrr}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv}},
     title = {{\CYRD}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrk} {\cyrs}{\cyrt}{\cyra}{\cyrt}{\cyrsftsn}{\cyre} },
     journal = {Matemati\v{c}eskij sbornik},
     pages = {455--456},
     publisher = {mathdoc},
     volume = {64},
     number = {3},
     year = {1948},
     zbl = {0040.29901},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1948__64_3_a7/}
}