@article{10_21136_CPMF_1929_108914,
     author = {Kroupa, Jan},
     title = {Pozn\'amky k pom\r{u}ck\'am matematick\'ym},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {D30},
     publisher = {mathdoc},
     volume = {58},
     number = {1-2},
     year = {1929},
     doi = {10.21136/CPMF.1929.108914},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1929.108914/}
}