@article{MI_1977__44_189423,
     author = {{\CYRL}.{\CYRA}. {\CYRS}{\cyrk}{\cyro}{\cyrr}{\cyrn}{\cyrya}{\cyrk}{\cyro}{\cyrv}},
     title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyru}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyri}{\cyri} {{\CYRA}{\cyrn}{\cyrd}{\cyrr}{\cyru}{\cyrn}{\cyra}{\cyrk}{\cyri}{\cyre}{\cyrv}{\cyri}{\cyrch}{\cyra}-} {{\CYRR}{\cyrya}{\cyrb}{\cyru}{\cyrh}{\cyri}{\cyrn}{\cyra}}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {174--176},
     publisher = {mathdoc},
     volume = {44},
     year = {1977},
     zbl = {0419.17005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1977__44_189423/}
}