@article{CMUC_1973__14_4_a0,
     author = {Demuth, Osvald and N\v{e}me\v{c}kov\'a, L.},
     title = {{\CYRO} {\cyrk}{\cyro}{\cyrn}{\cyrs}{\cyrt}{\cyrr}{\cyru}{\cyrk}{\cyrt}{\cyri}{\cyrv}{\cyrn}{\cyrery}{\cyrh} a{\cyrn}a{\cyrl}o{\cyrg}ax c{\cyrv}{\cyro}{\cyrishrt}{\cyrs}{\cyrt}{\cyrv}  $(N)$ {\cyri} $(S)$},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {565--582},
     publisher = {mathdoc},
     volume = {14},
     number = {4},
     year = {1973},
     mrnumber = {0335726},
     zbl = {0282.02008},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1973__14_4_a0/}
}