@article{UM_2016_24_2_a0,
     author = {Ma\v{r}{\'\i}k, Robert},
     title = {O m\v{e}\v{r}en{\'\i} obsah\r{u} planimetrem a kolob\v{e}\v{z}kou},
     journal = {U\v{c}itel matematiky},
     pages = {65--79},
     year = {2016},
     volume = {24},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2016_24_2_a0/}
}