@article{MI_1980__56_189557,
     author = {{\CYRYU}.{\CYRM}. {\CYRR}{\cyrya}{\cyrb}{\cyru}{\cyrh}{\cyri}{\cyrn} and {\CYRE}.{\CYRA}. {\CYRV}{\cyro}{\cyrd}{\cyrya}{\cyrn}{\cyryu}{\cyrk}},
     title = {{\CYRO}{\cyrp}{\cyri}{\cyrs}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrk}{\cyro}{\cyra}{\cyrt}{\cyro}{\cyrm}{\cyro}{\cyrv} {\cyrv} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrt}{\cyrk}{\cyre} {\cyrn}{\cyra}{\cyrd}{\cyrn}{\cyri}{\cyrl}{\cyrsftsn}{\cyrp}{\cyro}{\cyrt}{\cyre}{\cyrn}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrr}{\cyra}{\cyrd}{\cyri}{\cyrk}{\cyra}{\cyrl}{\cyro}{\cyrv} {\cyra}{\cyrl}{\cyrg}{\cyre}{\cyrr}{\cyrb} {\cyro}{\cyrg}{\cyrr}{\cyra}{\cyrn}{\cyri}{\cyrch}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrishrt} {\cyrr}{\cyra}{\cyrz}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {112--122},
     publisher = {mathdoc},
     volume = {56},
     year = {1980},
     zbl = {0449.16007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1980__56_189557/}
}