@article{UM_1992__0_3_a24,
     author = {Koman, Milan},
     title = {V\'yzva vedouc{\'\i}m koresponden\v{c}n{\'\i}ch semin\'a\v{r}\r{u} matematiky pro {Z\v{S}}},
     journal = {U\v{c}itel matematiky},
     publisher = {mathdoc},
     volume = {00},
     number = {3},
     year = {1992},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/UM_1992__0_3_a24/}
}