@article{UM_1996_4_2_a5,
     author = {Mare\v{s}, Ji\v{r}{\'\i}},
     title = {Humor p\v{r}i vyu\v{c}ov\'an{\'\i}},
     journal = {U\v{c}itel matematiky},
     pages = {92--101},
     year = {1996},
     volume = {4},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1996_4_2_a5/}
}