@article{UM_2001_9_1_a1,
     author = {Ku\v{r}ina, Franti\v{s}ek},
     title = {Geometrick\'a zobrazen{\'\i} a jejich invarianty},
     journal = {U\v{c}itel matematiky},
     pages = {6--18},
     year = {2001},
     volume = {9},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2001_9_1_a1/}
}