@article{10_21136_CPMF_1938_120787,
     author = {Zahradn{\'\i}\v{c}ek, Josef},
     title = {Katodov\'y oscilograf v akustice},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {D205},
     publisher = {mathdoc},
     volume = {67},
     number = {Suppl.},
     year = {1938},
     doi = {10.21136/CPMF.1938.120787},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1938.120787/}
}