@article{UM_2020_28_1_a4,
     author = {\v{S}arounov\'a, Alena},
     title = {O geometrick\'em ko\v{r}en{\'\i} 1},
     journal = {U\v{c}itel matematiky},
     pages = {38--50},
     year = {2020},
     volume = {28},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2020_28_1_a4/}
}