@article{UM_1992_0_1_a6,
     author = {\v{C}ern{\'\i}kov\'a, Marie},
     title = {Z \v{c}innosti odborn\'e skupiny didaktiky matematiky pro 5.-8. ro\v{c}. {Z\v{S}}},
     journal = {U\v{c}itel matematiky},
     pages = {15},
     year = {1992},
     volume = {0},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1992_0_1_a6/}
}