@article{MI_1989__108_190179,
     author = {{\CYRI}.{\CYRK}. {\CYRN}{\cyra}{\cyrv}{\cyra}{\cyrl}},
     title = {{\CYRCH}{\cyri}{\cyrs}{\cyrl}{\cyre}{\cyrn}{\cyrn}{\cyro}{\cyre} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyri}{\cyrr}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyre} {\cyrt}{\cyre}{\cyrr}{\cyrm}{\cyro}{\cyru}{\cyrp}{\cyrr}{\cyru}{\cyrg}{\cyri}{\cyrh} {\cyrp}{\cyrr}{\cyro}{\cyrc}{\cyre}{\cyrs}{\cyrs}{\cyro}{\cyrv} {\cyrv} {\cyrk}{\cyru}{\cyrs}{\cyro}{\cyrch}{\cyrn}{\cyro}-{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrr}{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrs}{\cyrf}{\cyre}{\cyrr}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyrs}{\cyrl}{\cyro}{\cyre}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {63--67},
     publisher = {mathdoc},
     volume = {108},
     year = {1989},
     zbl = {0706.73009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1989__108_190179/}
}