@article{RMF_2020_95_3_a7,
     author = {T\"opfer, Pavel},
     title = {St\v{r}edoevropsk\'a olympi\'ada v informatice {CEOI} 2020},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {46--48},
     year = {2020},
     volume = {95},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2020_95_3_a7/}
}