@article{PMFA_1973_18_5_a6,
     author = {N\'aden{\'\i}k, Zbyn\v{e}k},
     title = {Technika a st\v{r}edn{\'\i} \v{s}koly},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {288--291},
     year = {1973},
     volume = {18},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1973_18_5_a6/}
}