@article{10_21136_CPMF_1906_123446,
     author = {Petr, Karel},
     title = {O jedn\'e v\v{e}t\v{e} pro racion\'aln{\'\i} k\v{r}ivky t\v{r}et{\'\i}ho stupn\v{e}},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {36--40},
     year = {1906},
     volume = {35},
     number = {1},
     doi = {10.21136/CPMF.1906.123446},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1906.123446/}
}