@article{PMFA_1995_40_4_a0,
     author = {Kl{\'\i}ma, Jan and Sedl\'ak, Bed\v{r}ich},
     title = {Fyzika, fyzikov\'e a spole\v{c}nost},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {169--173},
     year = {1995},
     volume = {40},
     number = {4},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1995_40_4_a0/}
}