@article{MS_1968__117_3_a8,
     author = {{\CYRK}. {\CYRF}{\cyri}{\cyrh}{\cyrt}{\cyrn}{\cyre}{\cyrr}},
     title = {{\CYRM}{\cyrn}{\cyro}{\cyrg}{\cyro}{\cyro}{\cyrb}{\cyrr}{\cyra}{\cyrz}{\cyri}{\cyrya} {\cyru}{\cyrn}{\cyri}{\cyrv}{\cyre}{\cyrr}{\cyrs}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyra}{\cyrl}{\cyrg}{\cyre}{\cyrb}{\cyrr} {\cyrs} {\cyri}{\cyrd}{\cyre}{\cyra}{\cyrl}{\cyra}{\cyrm}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {445--453},
     publisher = {mathdoc},
     volume = {117},
     number = {3},
     year = {1968},
     zbl = {0192.33802},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1968__117_3_a8/}
}