@article{UM_1994_2_3_a21,
     author = {Koman, Milan and Hejn\'y, Milan},
     title = {U\v{c}itel\'e a doktorandsk\'e studium didaktiky matematiky},
     journal = {U\v{c}itel matematiky},
     pages = {55--56},
     year = {1994},
     volume = {2},
     number = {3},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1994_2_3_a21/}
}