@article{UM_1999_7_4_a4,
     author = {Ma\v{c}\'ak, Karel},
     title = {Dv\v{e} historick\'e \'ulohy v gymnazi\'aln{\'\i} u\v{c}ebnici pravd\v{e}podobnosti},
     journal = {U\v{c}itel matematiky},
     pages = {220--225},
     year = {1999},
     volume = {7},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1999_7_4_a4/}
}