@article{10_21136_CPMF_1919_121118,
     author = {Zahradn{\'\i}\v{c}ek, J.},
     title = {Z fysik\'aln{\'\i}ho praktika},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {78--83},
     publisher = {mathdoc},
     volume = {48},
     number = {1-2},
     year = {1919},
     doi = {10.21136/CPMF.1919.121118},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1919.121118/}
}