@article{MI_1968__2_4_188887,
     author = {{\CYRL}.{\CYRA}. {\CYRCH}{\cyre}{\cyrl}{\cyrery}{\cyrsh}{\cyre}{\cyrv}{\cyra}},
     title = {{\CYRN}{\cyre}{\cyrk}{\cyro}{\cyrt}{\cyro}{\cyrr}{\cyrery}{\cyre} {\cyrp}{\cyrr}{\cyri}{\cyrz}{\cyrn}{\cyra}{\cyrk}{\cyri} {\cyra}{\cyrs}{\cyri}{\cyrm}{\cyrp}{\cyrt}{\cyro}{\cyrt}{\cyri}{\cyrch}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrishrt} {\cyru}{\cyrs}{\cyrt}{\cyro}{\cyrishrt}{\cyrch}{\cyri}{\cyrv}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyri}{\cyrn}{\cyrv}{\cyra}{\cyrr}{\cyri}{\cyra}{\cyrn}{\cyrt}{\cyrn}{\cyrery}{\cyrh} {\cyrm}{\cyrn}{\cyro}{\cyrzh}{\cyre}{\cyrs}{\cyrt}{\cyrv}},
     journal = {Matemati\v{c}eskie issledovani\^a},
     pages = {219--226},
     publisher = {mathdoc},
     volume = {2},
     number = {4},
     year = {1968},
     zbl = {0297.34047},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MI_1968__2_4_188887/}
}