@article{PMFA_2004__49_2_a7,
     author = {Wiedermann, Ji\v{r}{\'\i}},
     title = {XXX let {SOFSEMu}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {160--169},
     publisher = {mathdoc},
     volume = {49},
     number = {2},
     year = {2004},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2004__49_2_a7/}
}