@article{TGS_1991__21_72436,
     author = {{\CYRG}.{\CYRV}. {\CYRI}{\cyrv}{\cyrsh}{\cyri}{\cyrn}{\cyra}},
     title = {{\CYRI}{\cyrn}{\cyrv}{\cyra}{\cyrr}{\cyri}{\cyra}{\cyrn}{\cyrt}{\cyrery} {\cyrch}{\cyre}{\cyrt}{\cyrery}{\cyrr}{\cyre}{\cyrh}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyri}{\cyrm}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyra} {\cyrp}{\cyrr}{\cyro}{\cyrs}{\cyrt}{\cyrr}{\cyra}{\cyrn}{\cyrs}{\cyrt}{\cyrv}{\cyra} {\cyri} {\cyri}{\cyrh} {\cyri}{\cyrz}{\cyrm}{\cyre}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrp}{\cyrr}{\cyri} {\cyrk}{\cyro}{\cyrn}{\cyrf}{\cyro}{\cyrr}{\cyrm}{\cyrn}{\cyro}{\cyrm} {\cyrp}{\cyrr}{\cyre}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyro}{\cyrv}{\cyra}{\cyrn}{\cyri}{\cyri}},
     journal = {Trudy geometri\v{c}eskogo seminara},
     pages = {57--63},
     publisher = {mathdoc},
     volume = {21},
     year = {1991},
     zbl = {0932.53013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TGS_1991__21_72436/}
}