@article{CMUC_1980__21_3_a7,
     author = {Demuth, Osvald},
     title = {{\CYRO}  {\cyri}{\cyrs}{\cyre}{\cyrv}{\cyrd}{\cyro}{\cyrd}{\cyri}{\cyrf}{\cyre}{\cyrr}{\cyre}{\cyrn}{\cyrc}{\cyri}{\cyrr}{\cyru}{\cyre}{\cyrm}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrk}{\cyro}{\cyrn}{\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrf}{\cyru}{\cyrn}{\cyrk}{\cyrc}{\cyri}{\cyrishrt} {\cyrn}{\cyra} {\cyrk}{\cyro}{\cyrn}{\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrd}{\cyre}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}{\cyri}{\cyrt}{\cyre}{\cyrl}{\cyrsftsn}{\cyrn}{\cyrery}{\cyrh} {\cyrch}{\cyri}{\cyrs}{\cyrl}{\cyra}{\cyrh}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {489--505},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {1980},
     mrnumber = {590129},
     zbl = {0499.03047},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1980__21_3_a7/}
}