@article{UM_1999_7_2_a4,
     author = {\v{S}arounov\'a, Alena},
     title = {Mal\'y n\'apadn{\'\i}k - {O}},
     journal = {U\v{c}itel matematiky},
     pages = {95--98},
     year = {1999},
     volume = {7},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1999_7_2_a4/}
}