@article{MS_1972__130_3_a6,
     author = {{\CYRK}.{\CYRI}. {\CYRO}{\cyrs}{\cyrk}{\cyro}{\cyrl}{\cyrk}{\cyro}{\cyrv}},
     title = {{\CYRP}{\cyro}{\cyrd}{\cyrp}{\cyro}{\cyrs}{\cyrl}{\cyre}{\cyrd}{\cyro}{\cyrv}{\cyra}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrs}{\cyru}{\cyrm}{\cyrm} {{\CYRF}{\cyru}{\cyrr}{\cyrsftsn}{\cyre}} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrs} {\cyrz}{\cyra}{\cyrd}{\cyra}{\cyrn}{\cyrn}{\cyrery}{\cyrm} {\cyrm}{\cyro}{\cyrd}{\cyru}{\cyrl}{\cyre}{\cyrm} {\cyrn}{\cyre}{\cyrp}{\cyrr}{\cyre}{\cyrr}{\cyrery}{\cyrv}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri}},
     journal = {Matemati\v{c}eskij sbornik},
     pages = {447--469},
     publisher = {mathdoc},
     volume = {130},
     number = {3},
     year = {1972},
     zbl = {0239.42007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MS_1972__130_3_a6/}
}