@article{10_21136_CPMF_1892_123512,
     author = {Jung, Vil\'em},
     title = {Pozn\'amka o \v{r}et\v{e}zc{\'\i}ch},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {88--90},
     publisher = {mathdoc},
     volume = {21},
     number = {2},
     year = {1892},
     doi = {10.21136/CPMF.1892.123512},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1892.123512/}
}