@article{MS_1958__87_4_a0,
     author = {{\CYRM}.{\CYRM}. {\CYRV}{\cyra}{\cyrishrt}{\cyrn}{\cyrb}{\cyre}{\cyrr}{\cyrg} and {\CYRYA}.{\CYRL}. {\CYREREV}{\cyrn}{\cyrg}{\cyre}{\cyrl}{\cyrsftsn}{\cyrs}{\cyro}{\cyrn}},
     title = {{\CYRO}{\cyrb} {\cyru}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyrn}{\cyro}{\cyrm} {\cyrerev}{\cyrk}{\cyrs}{\cyrt}{\cyrr}{\cyre}{\cyrm}{\cyru}{\cyrm}{\cyre} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrl}{\cyro}{\cyrv} {\cyrv} {\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrt}{\cyro}{\cyrp}{\cyro}{\cyrl}{\cyro}{\cyrg}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra}{\cyrh}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {417--422},
     publisher = {mathdoc},
     volume = {87},
     number = {4},
     year = {1958},
     zbl = {0082.10301},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1958__87_4_a0/}
}