@article{UM_2018_26_2_a0,
     author = {Bittnerov\'a, Daniela},
     title = {Mno\v{z}inov\'e obr\'azky},
     journal = {U\v{c}itel matematiky},
     pages = {65--70},
     year = {2018},
     volume = {26},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2018_26_2_a0/}
}