@article{PMFA_2007_52_2_a5,
     author = {Prok\v{s}ov\'a, Jitka and Obdr\v{z}\'alek, Jan},
     title = {Entropii do st\v{r}edo\v{s}kolsk\'e fyziky?},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {152--168},
     year = {2007},
     volume = {52},
     number = {2},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_2007_52_2_a5/}
}