@misc{UM_1997_5_4_a8,
     title = {Matematick\'a olympi\'ada},
     journal = {U\v{c}itel matematiky},
     pages = {236--246},
     year = {1997},
     volume = {5},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1997_5_4_a8/}
}