@article{UM_1993_1_4_a18,
     author = {Odv\'arko, O.},
     title = {Kdo \v{s}et\v{r}{\'\i} m\'a za t\v{r}i},
     journal = {U\v{c}itel matematiky},
     pages = {50--52},
     year = {1993},
     volume = {1},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1993_1_4_a18/}
}