@article{MS_1976__141_1_a5,
     author = {{\CYRYU}.{\CYRV}. {\CYRB}{\cyro}{\cyrl}{\cyro}{\cyrt}{\cyrn}{\cyri}{\cyrk}{\cyro}{\cyrv} and {\CYRV}.{\CYRN}. {\CYRS}{\cyra}{\cyrch}{\cyrk}{\cyro}{\cyrv} and {\CYRV}.{\CYRE}. {\CYRT}{\cyra}{\cyrr}{\cyra}{\cyrk}{\cyra}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRA}{\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrt}{\cyro}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyra}{\cyrya} {\cyrn}{\cyro}{\cyrr}{\cyrm}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyrsftsn} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrh} {\cyrv}{\cyre}{\cyrl}{\cyri}{\cyrch}{\cyri}{\cyrn}, {\cyrs}{\cyrv}{\cyrya}{\cyrz}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrh} {\cyrs} {\cyrc}{\cyri}{\cyrk}{\cyrl}{\cyro}{\cyrv}{\cyro}{\cyrishrt} {\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyru}{\cyrr}{\cyro}{\cyrishrt} {\cyrs}{\cyrl}{\cyru}{\cyrch}{\cyra}{\cyrishrt}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyro}{\cyrd}{\cyrs}{\cyrt}{\cyra}{\cyrn}{\cyro}{\cyrv}{\cyro}{\cyrk}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {121--133},
     publisher = {mathdoc},
     volume = {141},
     number = {1},
     year = {1976},
     zbl = {0335.60005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1976__141_1_a5/}
}