@article{MS_1977__144_1_a3,
     author = {{\CYRP}.{\CYRF}. {\CYRK}{\cyru}{\cyrr}{\cyrch}{\cyra}{\cyrn}{\cyro}{\cyrv}},
     title = {{\CYRD}{\cyrz}{\cyre}{\cyrt}{\cyra}-{\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrya} {\cyrerev}{\cyrl}{\cyrl}{\cyri}{\cyrp}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyri}{\cyrh} {\cyrk}{\cyrr}{\cyri}{\cyrv}{\cyrery}{\cyrh} {\cyrn}{\cyra}{\cyrd} {\cyrn}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyrm}{\cyri} {\cyra}{\cyrb}{\cyre}{\cyrl}{\cyre}{\cyrv}{\cyrery}{\cyrm}{\cyri} {\cyrr}{\cyra}{\cyrs}{\cyrsh}{\cyri}{\cyrr}{\cyre}{\cyrn}{\cyri}{\cyrya}{\cyrm}{\cyri} {\cyrm}{\cyrn}{\cyri}{\cyrm}{\cyrery}{\cyrh} {\cyrk}{\cyrv}{\cyra}{\cyrd}{\cyrr}{\cyra}{\cyrt}{\cyri}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyrp}{\cyro}{\cyrl}{\cyre}{\cyrishrt}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {56--70},
     publisher = {mathdoc},
     volume = {144},
     number = {1},
     year = {1977},
     zbl = {0443.12004},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1977__144_1_a3/}
}