@article{10_4064_cm_57_1_153_156,
     author = {{\CYRM}. {\CYRV}. {\CYRP}{\cyra}{\cyru}{\cyrk}{\cyrsh}{\cyrt}{\cyro}},
     title = {{\CYRO}{\cyrb} {\cyro}{\cyrd}{\cyrn}{\cyro}{\cyrm} {\cyrk}{\cyro}{\cyrm}{\cyrb}{\cyri}{\cyrn}{\cyra}{\cyrt}{\cyro}{\cyrr}{\cyrn}{\cyro}{\cyrm} {\cyrt}{\cyro}{\cyrzh}{\cyrd}{\cyre}{\cyrs}{\cyrt}{\cyrv}{\cyre}. {\cyrs}{\cyrv}{\cyrya}{\cyrz}{\cyra}{\cyrn}{\cyrn}{\cyro}{\cyrm} {\cyrs} {\cyrd}{\cyri}{\cyrf}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyra}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrm}{\cyri} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya}{\cyrm}{\cyri} {\cyrb}{\cyre}{\cyrs}{\cyrk}{\cyro}{\cyrn}{\cyre}{\cyrch}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyrk}{\cyra}},
     journal = {Colloquium Mathematicum},
     pages = {153--156},
     publisher = {mathdoc},
     volume = {57},
     number = {1},
     year = {1989},
     doi = {10.4064/cm-57-1-153-156},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-57-1-153-156/}
}