@misc{UM_1993__1_2_a1,
     title = {\'Uvodem},
     journal = {U\v{c}itel matematiky},
     publisher = {mathdoc},
     volume = {01},
     number = {2},
     year = {1993},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/UM_1993__1_2_a1/}
}