@article{10_21136_CPMF_1899_122234,
     author = {Langr, Josef},
     title = {O \v{c}ty\v{r}\'uheln{\'\i}ku, jemu\v{z} lze vepsati i opsati kru\v{z}nici},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {244--250},
     publisher = {mathdoc},
     volume = {28},
     number = {3},
     year = {1899},
     doi = {10.21136/CPMF.1899.122234},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1899.122234/}
}