@article{UM_1996_4_2_a11,
     author = {Nu\v{s}l, Franti\v{s}ek},
     title = {D{\'\i}lo mistr\r{u}},
     journal = {U\v{c}itel matematiky},
     pages = {121--124},
     year = {1996},
     volume = {4},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1996_4_2_a11/}
}