@article{UM_2000_8_4_a3,
     author = {Be\v{c}v\'a\v{r}ov\'a, Martina},
     title = {Rekrea\v{c}n{\'\i} matematika (4)},
     journal = {U\v{c}itel matematiky},
     pages = {214--221},
     year = {2000},
     volume = {8},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2000_8_4_a3/}
}