@article{MS_1977__145_4_a3,
     author = {{\CYRV}.{\CYRA}. {\CYRG}{\cyro}{\cyrl}{\cyru}{\cyrb}{\cyre}{\cyrv}{\cyra}},
     title = {{\CYRO} {\cyrm}{\cyre}{\cyrr}{\cyro}{\cyrm}{\cyro}{\cyrr}{\cyrf}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyre}{\cyrch}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyrl}{\cyre}{\cyrk}{\cyrs}{\cyrn}{\cyro}-{\cyra}{\cyrn}{\cyra}{\cyrl}{\cyri}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro} {\cyrv}{\cyre}{\cyrk}{\cyrt}{\cyro}{\cyrr}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyra}{\cyrs}{\cyrs}{\cyrl}{\cyro}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyrn}{\cyra}{\cyrd} {\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyrl}{\cyre}{\cyrk}{\cyrs}{\cyrn}{\cyrery}{\cyrm} {\cyrp}{\cyrr}{\cyro}{\cyre}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrm} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyro}{\cyrm}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {505--518},
     publisher = {mathdoc},
     volume = {145},
     number = {4},
     year = {1977},
     zbl = {0373.32013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1977__145_4_a3/}
}