@article{MS_1969__121_2_a7,
     author = {{\CYRV}.{\CYRM}. {\CYRB}{\cyro}{\cyrr}{\cyro}{\cyrk}},
     title = {{\CYRK}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyrery} {\cyre}{\cyrd}{\cyri}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrk}{\cyrr}{\cyra}{\cyre}{\cyrv}{\cyro}{\cyrishrt} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {\cyrv} {\cyrb}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyrl}{\cyro}{\cyre} {\cyrd}{\cyrl}{\cyrya} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm} {\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyrv} {\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyri}{\cyrz}{\cyrv}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyrh} {\cyrs} {\cyrp}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrya}{\cyrn}{\cyrn}{\cyrery}{\cyrm}{\cyri} {\cyrk}{\cyro}{\cyrerev}{\cyrf}{\cyrf}{\cyri}{\cyrc}{\cyri}{\cyre}{\cyrn}{\cyrt}{\cyra}{\cyrm}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {293--304},
     publisher = {mathdoc},
     volume = {121},
     number = {2},
     year = {1969},
     zbl = {0216.37503},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1969__121_2_a7/}
}