@article{MI_1981__64_189620,
     author = {B.A. {\CYRG}{\cyro}{\cyrr}{\cyrd}{\cyro}{\cyrn} and B.B. {\CYRM}{\cyra}{\cyrzh}{\cyre}{\cyrr}{\cyru}},
     title = {{\CYRP}{\cyrr}{\cyri}{\cyrb}{\cyrl}{\cyri}{\cyrzh}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrishrt} {\cyrm}{\cyre}{\cyrt}{\cyro}{\cyrd} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyru}{\cyrp}{\cyrr}{\cyru}{\cyrg}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro} {\cyrn}{\cyre}{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrr}{\cyro}{\cyrd}{\cyrn}{\cyrery}{\cyrh} {\cyrt}{\cyre}{\cyrl}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {38--45},
     publisher = {mathdoc},
     volume = {64},
     year = {1981},
     zbl = {0487.73009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1981__64_189620/}
}