@article{MS_1980__153_2_a6,
     author = {{\CYRYU}.{\CYRM}. {\CYRK}{\cyra}{\cyrb}{\cyra}{\cyrn}{\cyro}{\cyrv} and {\CYRR}.{\CYRSH}. {\CYRL}{\cyri}{\cyrp}{\cyrc}{\cyre}{\cyrr} and {\CYRA}.{\CYRN}. {\CYRSH}{\cyri}{\cyrr}{\cyrya}{\cyre}{\cyrv}},
     title = {{\CYRO} {\cyrp}{\cyrr}{\cyre}{\cyrd}{\cyrs}{\cyrt}{\cyra}{\cyrv}{\cyrl}{\cyre}{\cyrn}{\cyri}{\cyri} {\cyrc}{\cyre}{\cyrl}{\cyro}{\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrm}{\cyre}{\cyrr} {\cyri} {\cyrl}{\cyro}{\cyrk}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrm}{\cyra}{\cyrr}{\cyrt}{\cyri}{\cyrn}{\cyrg}{\cyra}{\cyrl}{\cyro}{\cyrv} {\cyrs} {\cyrp}{\cyro}{\cyrm}{\cyro}{\cyrshch}{\cyrsftsn}{\cyryu} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrm}{\cyre}{\cyrr} {\cyrs} {\cyrd}{\cyre}{\cyrt}{\cyre}{\cyrr}{\cyrm}{\cyri}{\cyrn}{\cyri}{\cyrr}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrm}{\cyri} {\cyrk}{\cyro}{\cyrm}{\cyrp}{\cyre}{\cyrn}{\cyrs}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyra}{\cyrm}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {293--307},
     publisher = {mathdoc},
     volume = {153},
     number = {2},
     year = {1980},
     zbl = {0427.60050},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1980__153_2_a6/}
}