@article{MS_1968__117_1_a9,
     author = {{\CYRD}.{\CYRA}. {\CYRK}{\cyra}{\cyrzh}{\cyrd}{\cyra}{\cyrn} and {\CYRG}.{\CYRA}. {\CYRM}{\cyra}{\cyrr}{\cyrg}{\cyru}{\cyrl}{\cyri}{\cyrs}},
     title = {{\CYRD}{\cyro}{\cyrk}{\cyra}{\cyrz}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrs}{\cyrt}{\cyrv}{\cyro} {\cyrg}{\cyri}{\cyrp}{\cyro}{\cyrt}{\cyre}{\cyrz}{\cyrery} {{\CYRS}{\cyre}{\cyrl}{\cyrsftsn}{\cyrb}{\cyre}{\cyrr}{\cyrg}{\cyra}}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {163--168},
     publisher = {mathdoc},
     volume = {117},
     number = {1},
     year = {1968},
     zbl = {0241.22024},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1968__117_1_a9/}
}