@article{MI_1980__56_189558,
     author = {{\CYRYU}.{\CYRM}. {\CYRR}{\cyrya}{\cyrb}{\cyru}{\cyrh}{\cyri}{\cyrn} and {\CYRR}.{\CYRS}. {\CYRF}{\cyrl}{\cyro}{\cyrr}{\cyrya}},
     title = {{\CYRR}{\cyra}{\cyrd}{\cyri}{\cyrk}{\cyra}{\cyrl}{\cyrery} {\cyri} {\cyrk}{\cyrl}{\cyra}{\cyrs}{\cyrs}{\cyri}{\cyrf}{\cyri}{\cyrk}{\cyra}{\cyrc}{\cyri}{\cyrya} {\cyrm}{\cyrn}{\cyro}{\cyrg}{\cyro}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyri}{\cyrishrt}. {I}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {123--131},
     publisher = {mathdoc},
     volume = {56},
     year = {1980},
     zbl = {0448.16007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1980__56_189558/}
}