@article{MS_1967__115_1_a7,
     author = {{\CYRV}.{\CYRD}. {\CYRR}{\cyre}{\cyrp}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv} and {\CYRS}.{\CYRD}. {\CYREREV}{\cyrishrt}{\cyrd}{\cyre}{\cyrl}{\cyrsftsn}{\cyrm}{\cyra}{\cyrn}},
     title = {{\CYRN}{\cyro}{\cyrv}{\cyro}{\cyre} {\cyrd}{\cyro}{\cyrk}{\cyra}{\cyrz}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrs}{\cyrt}{\cyrv}{\cyro} {\cyrt}{\cyre}{\cyro}{\cyrr}{\cyre}{\cyrm}{\cyrery} {\cyro} {\cyrs}{\cyrt}{\cyra}{\cyrb}{\cyri}{\cyrl}{\cyri}{\cyrz}{\cyra}{\cyrc}{\cyri}{\cyri} {\cyrr}{\cyre}{\cyrsh}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri} {{\CYRK}{\cyro}{\cyrsh}{\cyri}} {\cyrd}{\cyrl}{\cyrya} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {\cyrt}{\cyre}{\cyrp}{\cyrl}{\cyro}{\cyrp}{\cyrr}{\cyro}{\cyrv}{\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {155--159},
     publisher = {mathdoc},
     volume = {115},
     number = {1},
     year = {1967},
     zbl = {0152.10505},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1967__115_1_a7/}
}