@article{10_21136_CPM_1965_108263,
     author = {Gran\'at, Lud\v{e}k},
     title = {O $p$-pr\r{u}m\v{e}tu p\v{r}{\'\i}mky na plochu},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
     pages = {194--199},
     publisher = {mathdoc},
     volume = {090},
     number = {2},
     year = {1965},
     doi = {10.21136/CPM.1965.108263},
     mrnumber = {0192416},
     zbl = {0151.27903},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1965.108263/}
}