@article{PMFA_1962_7_1_a2,
     author = {Ho\v{r}ej\v{s}, Ji\v{r}{\'\i}},
     title = {Principy samo\v{c}inn\'ych \v{c}{\'\i}slicov\'ych po\v{c}{\'\i}ta\v{c}\r{u}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {15--33},
     year = {1962},
     volume = {7},
     number = {1},
     zbl = {0104.35701},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1962_7_1_a2/}
}