@article{MS_1973__133_4_a2,
     author = {{\CYRS}.{\CYRG}. {\CYRG}{\cyri}{\cyrn}{\cyrd}{\cyri}{\cyrk}{\cyri}{\cyrn} and {\CYRM}.{\CYRV}. {\CYRF}{\cyre}{\cyrd}{\cyro}{\cyrr}{\cyryu}{\cyrk}},
     title = {{\CYRA}{\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrt}{\cyro}{\cyrt}{\cyri}{\cyrk}{\cyra} {\cyrf}{\cyru}{\cyrn}{\cyrd}{\cyra}{\cyrm}{\cyre}{\cyrn}{\cyrt}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrd}{\cyrl}{\cyrya} {\cyrp}{\cyra}{\cyrr}{\cyra}{\cyrb}{\cyro}{\cyrl}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro} {{\CYRP}{\cyre}{\cyrt}{\cyrr}{\cyro}{\cyrv}{\cyrs}{\cyrk}{\cyro}{\cyrm}{\cyru}} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrs} {\cyrp}{\cyro}{\cyrs}{\cyrt}{\cyro}{\cyrya}{\cyrn}{\cyrn}{\cyrery}{\cyrm}{\cyri} {\cyrk}{\cyro}{\cyrerev}{\cyrf}{\cyrf}{\cyri}{\cyrc}{\cyri}{\cyre}{\cyrn}{\cyrt}{\cyra}{\cyrm}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {500--522},
     publisher = {mathdoc},
     volume = {133},
     number = {4},
     year = {1973},
     zbl = {0292.35043},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1973__133_4_a2/}
}