@article{MS_1987__170_4_a3,
     author = {{\CYRA}.{\CYRA}. {\CYRZ}{\cyrl}{\cyro}{\cyrt}{\cyrn}{\cyri}{\cyrk} and {\CYRI}.{\CYRD}. {\CYRT}{\cyru}{\cyrr}{\cyre}{\cyrt}{\cyra}{\cyre}{\cyrv}},
     title = {{\CYRT}{\cyro}{\cyrch}{\cyrn}{\cyrery}{\cyre} {\cyro}{\cyrc}{\cyre}{\cyrn}{\cyrk}{\cyri} {\cyrp}{\cyro}{\cyrg}{\cyrr}{\cyre}{\cyrsh}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrh} {\cyrd}{\cyrv}{\cyru}{\cyrh}{\cyrs}{\cyrl}{\cyro}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrm}{\cyre}{\cyrt}{\cyro}{\cyrd}{\cyro}{\cyrv} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyrr}{\cyre}{\cyrh}{\cyrm}{\cyre}{\cyrr}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyre}{\cyrp}{\cyrl}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrv}{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {530--544},
     publisher = {mathdoc},
     volume = {170},
     number = {4},
     year = {1987},
     zbl = {0613.65102},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1987__170_4_a3/}
}