@article{MI_1973__8_4_189251,
     author = {A.C. {\CYRM}{\cyra}{\cyrr}{\cyrk}{\cyru}{\cyrs} and B.T. {\CYRP}{\cyra}{\cyrv}{\cyre}{\cyrl}},
     title = {{\CYRO}{\cyrb} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyra}{\cyrh} {\cyrs} {\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyrery}{\cyrm} {\cyrm}{\cyra}{\cyrt}{\cyrr}{\cyri}{\cyrch}{\cyrn}{\cyrery}{\cyrm} {\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrm} {\cyrv} {\cyrv}{\cyre}{\cyrshch}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyrm} {\cyrg}{\cyri}{\cyrl}{\cyrsftsn}{\cyrb}{\cyre}{\cyrr}{\cyrt}{\cyro}{\cyrv}{\cyro}{\cyrm} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {175--179},
     publisher = {mathdoc},
     volume = {8},
     number = {4},
     year = {1973},
     zbl = {0311.47008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1973__8_4_189251/}
}