@article{UM_1997_5_1_a3,
     author = {Calda, Emil},
     title = {Z\'akon lomu aneb no\v{s}en{\'\i} vody v konvi},
     journal = {U\v{c}itel matematiky},
     pages = {19--21},
     year = {1997},
     volume = {5},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1997_5_1_a3/}
}