@article{MS_1991__182_12_a4,
     author = {{\CYRM}.{\CYRI}. {\CYRV}{\cyri}{\cyrsh}{\cyri}{\cyrk} and {\CYRM}.{\CYRYU}. {\CYRS}{\cyrk}{\cyrv}{\cyro}{\cyrr}{\cyrc}{\cyro}{\cyrv}},
     title = {{\CYRA}{\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrt}{\cyro}{\cyrt}{\cyri}{\cyrk}{\cyra} {\cyrerev}{\cyrl}{\cyre}{\cyrm}{\cyre}{\cyrn}{\cyrt}{\cyro}{\cyrv} {\cyra}{\cyrt}{\cyrt}{\cyrr}{\cyra}{\cyrk}{\cyrt}{\cyro}{\cyrr}{\cyra}, {\cyrs}{\cyro}{\cyro}{\cyrt}{\cyrv}{\cyre}{\cyrt}{\cyrs}{\cyrt}{\cyrv}{\cyru}{\cyryu}{\cyrshch}{\cyri}{\cyrh} {\cyrs}{\cyri}{\cyrn}{\cyrg}{\cyru}{\cyrl}{\cyrya}{\cyrr}{\cyrn}{\cyro} {\cyrv}{\cyro}{\cyrz}{\cyrm}{\cyru}{\cyrshch}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyrm} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrm} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}{\cyrm}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {1769--1785},
     publisher = {mathdoc},
     volume = {182},
     number = {12},
     year = {1991},
     zbl = {0763.35046},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1991__182_12_a4/}
}