@article{MS_1967__116_4_a7,
     author = {{\CYRYU}.{\CYRV}. {\CYRS}{\cyri}{\cyrd}{\cyro}{\cyrr}{\cyro}{\cyrv}},
     title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyra} {{\CYRK}{\cyro}{\cyrsh}{\cyri}} {\cyrd}{\cyrl}{\cyrya} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {{\CYRSH}{\cyrr}{\cyre}{\cyrd}{\cyri}{\cyrn}{\cyrg}{\cyre}{\cyrr}{\cyra}} {\cyrs} {\cyrp}{\cyre}{\cyrr}{\cyre}{\cyrm}{\cyre}{\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 = {580--594},
     publisher = {mathdoc},
     volume = {116},
     number = {4},
     year = {1967},
     zbl = {0153.14003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1967__116_4_a7/}
}