@article{MS_1957__83_2_a4,
     author = {{\CYRV}.{\CYRA}. {\CYRM}{\cyra}{\cyrn}{\cyre}{\cyrv}{\cyri}{\cyrch}},
     title = {{\CYRO} {\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyrs}{\cyrt}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyrerev}{\cyrl}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyrt}{\cyro}{\cyrv} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm} {\cyrk}{\cyro}{\cyrl}{\cyrl}{\cyri}{\cyrn}{\cyre}{\cyra}{\cyrc}{\cyri}{\cyrishrt} 2-{\cyrishrt} {\cyri} 3-{\cyrishrt} {\cyrs}{\cyrt}{\cyru}{\cyrp}{\cyre}{\cyrn}{\cyri} {\cyrv} {\cyrv}{\cyri}{\cyrd}{\cyre} {\cyrp}{\cyrr}{\cyro}{\cyri}{\cyrz}{\cyrv}{\cyre}{\cyrd}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrd}{\cyrv}{\cyru}{\cyrh} {\cyrp}{\cyro}{\cyrl}{\cyrya}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyro}{\cyro}{\cyrt}{\cyrv}{\cyre}{\cyrt}{\cyrs}{\cyrt}{\cyrv}{\cyri}{\cyrishrt} {\cyri} {\cyro} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrh} {\cyrs}{\cyrv}{\cyro}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}{\cyra}{\cyrh} {\cyrk}{\cyro}{\cyrl}{\cyrl}{\cyri}{\cyrn}{\cyre}{\cyra}{\cyrc}{\cyri}{\cyrishrt}, {\cyrs}{\cyrv}{\cyrya}{\cyrz}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyrs} {\cyrerev}{\cyrt}{\cyri}{\cyrm} {\cyrv}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyro}{\cyrm}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {221--230},
     publisher = {mathdoc},
     volume = {83},
     number = {2},
     year = {1957},
     zbl = {0079.36602},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1957__83_2_a4/}
}