@article{MS_1973__132_2_a7,
     author = {{\CYRM}.{\CYRE}. {\CYRN}{\cyro}{\cyrv}{\cyro}{\cyrd}{\cyrv}{\cyro}{\cyrr}{\cyrs}{\cyrk}{\cyri}{\cyrishrt} and {\CYRI}.{\CYRI}. {\CYRP}{\cyrya}{\cyrt}{\cyre}{\cyrc}{\cyrk}{\cyri}{\cyrishrt}-{\CYRSH}{\cyra}{\cyrp}{\cyri}{\cyrr}{\cyro}},
     title = {{\CYRO}{\cyrb}{\cyro}{\cyrb}{\cyrshch}{\cyre}{\cyrn}{\cyrn}{\cyrery}{\cyre} {\cyrm}{\cyro}{\cyrd}{\cyre}{\cyrl}{\cyri} {{\CYRB}{\cyre}{\cyrs}{\cyrs}{\cyre}{\cyrl}{\cyrya}} {\cyrd}{\cyrl}{\cyrya} {\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrl}{\cyre}{\cyrk}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyrg}{\cyrr}{\cyru}{\cyrp}{\cyrp}{\cyrery} {\cyrr}{\cyra}{\cyrn}{\cyrg}{\cyra} 2},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {246--256},
     publisher = {mathdoc},
     volume = {132},
     number = {2},
     year = {1973},
     zbl = {0272.22013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1973__132_2_a7/}
}