@misc{10_21136_CPMF_1938_122005,
     title = {Monsieur {Karel} {Petr}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     publisher = {mathdoc},
     volume = {67},
     number = {4},
     year = {1938},
     doi = {10.21136/CPMF.1938.122005},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1938.122005/}
}