@article{10_21136_CPMF_1935_121217,
     author = {Posp{\'\i}\v{s}il, Bed\v{r}ich},
     title = {Principe g\'en\'eral pour d\'eduire les \'equations fondamentales de la physique},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {303--310},
     publisher = {mathdoc},
     volume = {64},
     number = {8},
     year = {1935},
     doi = {10.21136/CPMF.1935.121217},
     zbl = {0011.42401},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1935.121217/}
}