@article{UM_1997_5_1_a11,
     author = {\v{S}arounov\'a, Alena},
     title = {Protokol o \v{s}est\'e \v{s}kole v p\v{r}{\'\i}rod\v{e}},
     journal = {U\v{c}itel matematiky},
     pages = {50--52},
     year = {1997},
     volume = {5},
     number = {1},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/UM_1997_5_1_a11/}
}