@article{MS_1977__146_4_a1,
     author = {{\CYRV}.{\CYRS}. {\CYRB}{\cyre}{\cyrl}{\cyro}{\cyrn}{\cyro}{\cyrs}{\cyro}{\cyrv} and {\CYRM}.{\CYRP}. {\CYRV}{\cyri}{\cyrsh}{\cyrn}{\cyre}{\cyrv}{\cyrs}{\cyrk}{\cyri}{\cyrishrt}},
     title = {{\CYRO}{\cyrb} {\cyru}{\cyrs}{\cyrt}{\cyro}{\cyrishrt}{\cyrch}{\cyri}{\cyrv}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrs}{\cyrt}{\cyra}{\cyrc}{\cyri}{\cyro}{\cyrn}{\cyra}{\cyrr}{\cyrn}{\cyrery}{\cyrh} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrishrt} {\cyrn}{\cyre}{\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrs}{\cyri}{\cyrs}{\cyrt}{\cyre}{\cyrm}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {535--558},
     publisher = {mathdoc},
     volume = {146},
     number = {4},
     year = {1977},
     zbl = {0448.35014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1977__146_4_a1/}
}