@article{PMFA_2015_60_4_a3,
     author = {Kalvoda, Tom\'a\v{s} and Starosta, \v{S}tep\'an},
     title = {Po\v{c}{\'\i}t\'ame otev\v{r}en\v{e} se {SageMath}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {300--313},
     year = {2015},
     volume = {60},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2015_60_4_a3/}
}