@article{MS_1975__138_4_a6,
     author = {{\CYRV}.{\CYRE}. {\CYRT}{\cyra}{\cyrr}{\cyra}{\cyrk}{\cyra}{\cyrn}{\cyro}{\cyrv} and {\CYRV}.{\CYRP}. {\CYRCH}{\cyri}{\cyrs}{\cyrt}{\cyrya}{\cyrk}{\cyro}{\cyrv}},
     title = {{\CYRO} {\cyrc}{\cyri}{\cyrk}{\cyrl}{\cyro}{\cyrv}{\cyro}{\cyrishrt} {\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyru}{\cyrr}{\cyre} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyro}{\cyrd}{\cyrs}{\cyrt}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyro}{\cyrk}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {594--600},
     publisher = {mathdoc},
     volume = {138},
     number = {4},
     year = {1975},
     zbl = {0324.60017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1975__138_4_a6/}
}