@article{RMF_2009_84_1_a11,
     author = {Calda, Emil},
     title = {Um{\'\i}te s\v{c}{\'\i}tat p\v{r}irozen\'a \v{c}{\'\i}sla?},
     journal = {Rozhledy matematicko-fyzik\'aln{\'\i}},
     pages = {48--52},
     year = {2009},
     volume = {84},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/RMF_2009_84_1_a11/}
}