@article{AUPO_1969__10_1_a1,
     author = {Machala, Franti\v{s}ek},
     title = {O mno\v{z}in\v{e} st\v{r}ed\r{u} k\v{r}ivek konstantn{\'\i} k\v{r}ivosti roz\v{s}{\'\i}\v{r}en\'e hyperbolick\'e roviny, kter\'e proch\'azej{\'\i} dan\'ym bodem hyperbolick\'e roviny a dot\'ykaj{\'\i} se dan\'e k\v{r}ivky konstantn{\'\i} k\v{r}ivosti},
     journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica},
     pages = {15--23},
     publisher = {mathdoc},
     volume = {10},
     number = {1},
     year = {1969},
     mrnumber = {0290236},
     zbl = {0215.50202},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/AUPO_1969__10_1_a1/}
}