@article{UM_1993_1_4_a6,
     author = {Volfov\'a, M.},
     title = {Konkr\'etn{\'\i} vyu\v{c}ov\'an{\'\i} matematiky},
     journal = {U\v{c}itel matematiky},
     pages = {15--19},
     year = {1993},
     volume = {1},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1993_1_4_a6/}
}