@article{UM_2016_24_1_a4,
     author = {Calda, Emil},
     title = {N\v{e}co m\'alo o prvo\v{c}{\'\i}slech},
     journal = {U\v{c}itel matematiky},
     pages = {58--60},
     year = {2016},
     volume = {24},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_2016_24_1_a4/}
}