@article{MS_1989__180_1_a3,
     author = {{\CYRB}.{\CYRP}. {\CYRA}{\cyrl}{\cyrl}{\cyra}{\cyrh}{\cyrv}{\cyre}{\cyrr}{\cyrd}{\cyri}{\cyre}{\cyrv} and {\CYRG}.{\CYRSH}. {\CYRG}{\cyru}{\cyrs}{\cyre}{\cyrishrt}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRK} {\cyrs}{\cyrp}{\cyre}{\cyrk}{\cyrt}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyri}{\cyri} {\cyrd}{\cyri}{\cyrs}{\cyrs}{\cyri}{\cyrp}{\cyra}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrr}{\cyra}{\cyrz}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyro}{\cyrp}{\cyre}{\cyrr}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrv} {\cyrv}{\cyrt}{\cyro}{\cyrr}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyrk}{\cyra}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {101--118},
     publisher = {mathdoc},
     volume = {180},
     number = {1},
     year = {1989},
     zbl = {0674.47019},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1989__180_1_a3/}
}