@article{UM_2021_29_4_a0,
     author = {P\v{r}{\'\i}honsk\'a, Jana},
     title = {Editorial},
     journal = {U\v{c}itel matematiky},
     pages = {193},
     year = {2021},
     volume = {29},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2021_29_4_a0/}
}