@article{10_21136_CPMF_1899_122503,
     author = {Jel{\'\i}nek, Vav\v{r}inec},
     title = {Zobecn\v{e}n{\'\i} v\v{e}ty {Pythagorovy} pro ka\v{z}d\'y troj\'uheln{\'\i}k},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {79--87},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {1899},
     doi = {10.21136/CPMF.1899.122503},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1899.122503/}
}