@article{MS_1969__120_2_a7,
     author = {{\CYRV}.{\CYRM}. {\CYRB}{\cyru}{\cyrh}{\cyrsh}{\cyrt}{\cyra}{\cyrb}{\cyre}{\cyrr}},
     title = {{\CYRM}{\cyro}{\cyrd}{\cyru}{\cyrl}{\cyri} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyro}{\cyrv} {\cyrs}{\cyrp}{\cyre}{\cyrk}{\cyrt}{\cyrr}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrishrt} {\cyrp}{\cyro}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {{\CYRA}{\cyrt}{\cyrsftsn}{\cyrya}-{\CYRH}{\cyri}{\cyrr}{\cyrc}{\cyre}{\cyrb}{\cyrr}{\cyru}{\cyrh}{\cyra}}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {307--320},
     publisher = {mathdoc},
     volume = {120},
     number = {2},
     year = {1969},
     zbl = {0209.54403},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1969__120_2_a7/}
}