@article{CMUC_1971__12_4_a0,
     author = {Kratochv{\'\i}l, Alexander and Ne\v{c}as, Jind\v{r}ich},
     title = {{\CYRO} {\cyrd}{\cyri}{\cyrs}{\cyrk}{\cyrr}{\cyre}{\cyrt}{\cyrn}{\cyro}{\cyrs}{\cyrt}{\cyri} {\cyrs}{\cyrp}{\cyre}{\cyrk}{\cyrt}{\cyrr}{\cyra} {\cyrn}{\cyre}{\cyrl}{\cyri}{\cyrn}{\cyre}{\cyrishrt}{\cyrn}{\cyro}{\cyrg}{\cyro} {\cyru}{\cyrr}{\cyra}{\cyrv}{\cyrn}{\cyre}{\cyrn}{\cyri}{\cyrya} {{\CYRSH}{\cyrt}{\cyru}{\cyrr}{\cyrm}{\cyra}} - {{\CYRL}{\cyri}{\cyru}{\cyrv}{\cyri}{\cyrl}{\cyrl}{\cyrya}} {\cyrch}{\cyre}{\cyrt}{\cyrv}{\cyre}{\cyrr}{\cyrt}{\cyro}{\cyrg}{\cyro} {\cyrp}{\cyro}{\cyrr}{\cyrya}{\cyrd}{\cyrk}{\cyra}},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {639--653},
     publisher = {mathdoc},
     volume = {12},
     number = {4},
     year = {1971},
     mrnumber = {0291882},
     zbl = {0229.34015},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1971__12_4_a0/}
}