@article{MS_1982__159_4_a1,
     author = {{\CYRA}.{\CYRV}. {\CYRG}{\cyru}{\cyrl}{\cyri}{\cyrn} and {\CYRA}.{\CYRA}. {\CYRM}{\cyra}{\cyrr}{\cyrt}{\cyrery}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRO}{\cyrb} {\cyru}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyri}{\cyrya}{\cyrh} {\cyru}{\cyrs}{\cyrt}{\cyro}{\cyrishrt}{\cyrch}{\cyri}{\cyrv}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrs}{\cyre}{\cyrm}{\cyre}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyrn}{\cyre}{\cyrs}{\cyra}{\cyrm}{\cyro}{\cyrs}{\cyro}{\cyrp}{\cyrr}{\cyrya}{\cyrzh}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyrr}{\cyra}{\cyrz}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyrh}{\cyre}{\cyrm}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {442--448},
     publisher = {mathdoc},
     volume = {159},
     number = {4},
     year = {1982},
     zbl = {0498.39002},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1982__159_4_a1/}
}