@article{UM_2004__12_1_a1,
     author = {Ko\v{c}andrlov\'a, Milada},
     title = {O kru\v{z}nici},
     journal = {U\v{c}itel matematiky},
     pages = {10--16},
     publisher = {mathdoc},
     volume = {12},
     number = {1},
     year = {2004},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/UM_2004__12_1_a1/}
}