@article{MI_1976__43_189394,
     author = {{\CYRG}.{\CYRB}. {\CYRB}{\cyre}{\cyrl}{\cyrya}{\cyrv}{\cyrs}{\cyrk}{\cyra}{\cyrya} and {\CYRA}.{\CYRF}. {\CYRR}{\cyru}{\cyrs}{\cyrs}{\cyru}},
     title = {{\CYRO} {\cyrch}{\cyra}{\cyrs}{\cyrt}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyrishrt} {\cyrd}{\cyro}{\cyrp}{\cyru}{\cyrs}{\cyrt}{\cyri}{\cyrm}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrk}{\cyrv}{\cyra}{\cyrz}{\cyri}{\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {50--58},
     publisher = {mathdoc},
     volume = {43},
     year = {1976},
     zbl = {0475.20055},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1976__43_189394/}
}