@article{MI_1989__106_190054,
     author = {{\CYRK}.{\CYRS}. {\CYRS}{\cyri}{\cyrb}{\cyri}{\cyrr}{\cyrs}{\cyrk}{\cyri}{\cyrishrt}},
     title = {{\CYRU}{\cyrs}{\cyrl}{\cyro}{\cyrv}{\cyri}{\cyrya} {\cyrn}{\cyra}{\cyrl}{\cyri}{\cyrch}{\cyri}{\cyrya} {\cyri}{\cyrn}{\cyrt}{\cyre}{\cyrg}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrp}{\cyrr}{\cyrya}{\cyrm}{\cyro}{\cyrishrt} {\cyrk}{\cyrv}{\cyra}{\cyrd}{\cyrr}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyrn}{\cyro}{\cyrishrt} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}{\cyrery} {\cyrv} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyre} {\cyrc}{\cyre}{\cyrn}{\cyrt}{\cyrr}{\cyra} {\cyri}{\cyrl}{\cyri} {\cyrf}{\cyro}{\cyrk}{\cyru}{\cyrs}{\cyra}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {114--118},
     publisher = {mathdoc},
     volume = {106},
     year = {1989},
     zbl = {0704.34037},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1989__106_190054/}
}