@article{MI_1981__63_189610,
     author = {{\CYRM}.{\CYRI}. {\CYRB}{\cyru}{\cyrk}{\cyra}{\cyrt}{\cyra}{\cyrr}{\cyrsftsn} and {\CYRM}.{\CYRP}. {\CYRL}{\cyre}{\cyrn}{\cyryu}{\cyrk}},
     title = {{\CYRS}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyre} {\cyrd}{\cyri}{\cyrn}{\cyra}{\cyrm}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyre} {\cyrt}{\cyre}{\cyrr}{\cyrm}{\cyro}{\cyru}{\cyrp}{\cyrr}{\cyru}{\cyrg}{\cyri}{\cyre} {\cyrp}{\cyro}{\cyrl}{\cyrya} {\cyrv} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrr}{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyre}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {158--163},
     publisher = {mathdoc},
     volume = {63},
     year = {1981},
     zbl = {0459.60100},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1981__63_189610/}
}