@article{UM_2009_17_4_a6,
     author = {Ol\v{s}\'akov\'a, V\v{e}ra},
     title = {V. letn{\'\i} \v{s}kola s didaktikou matematiky 2009... a n\v{e}co nav{\'\i}c},
     journal = {U\v{c}itel matematiky},
     pages = {254},
     year = {2009},
     volume = {17},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2009_17_4_a6/}
}