@article{UM_1993__1_2_a17,
     author = {Proch\'azka, F.},
     title = {Letn{\'\i} \v{s}kola pro u\v{c}itele matematiky {SO\v{S}} v {Chrudimi}},
     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_a17/}
}