@article{MASLO_1957_7_4_a1,
     author = {Urban, Alois},
     title = {Zv\'y\v{s}en{\'\i} styku k\v{r}ivek prom{\'\i}t\'an{\'\i}},
     journal = {Mathematica slovaca},
     pages = {207--234},
     year = {1957},
     volume = {7},
     number = {4},
     mrnumber = {0106483},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/MASLO_1957_7_4_a1/}
}