@article{CMUC_1977__18_3_a3,
     author = {Ku\v{c}era, Anton{\'\i}n},
     title = {{\CYRO}{\cyrb} a{\cyrl}{\cyrg}op{\cyri}{\cyrf}{\cyrm}{\cyri}{\cyrch}ec{\cyrk}o{\cyrishrt} {\cyrn}{\cyre}{\cyra}{\cyrp}{\cyrr}{\cyro}{\cyrk}{\cyrs}{\cyri}{\cyrm}{\cyri}{\cyrr}{\cyru}{\cyre}{\cyrm}{\cyro}{\cyrs}{\cyrt}{\cyri}  {\cyrt}{\cyro}{\cyrch}{\cyrn}{\cyrery}{\cyrh} {\cyrv}{\cyre}{\cyrr}{\cyrh}{\cyrn}{\cyri}{\cyrh} {\cyrg}pa{\cyrn}{\cyri}{\cyrc} {\cyrk}{\cyro}{\cyrn}{\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} {\cyrp}ce{\cyrv}{\cyrd}{\cyro}ce{\cyrch}e{\cyrn}{\cyri}{\cyrishrt}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {445--453},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {1977},
     mrnumber = {0469727},
     zbl = {0367.02015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1977__18_3_a3/}
}