@article{10_21136_CPMF_1950_120778,
     author = {N\'aden{\'\i}k, Zbyn\v{e}k},
     title = {O pol\'arn{\'\i}ch k\v{r}ivk\'ach prostorov\'e kubiky},
     journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky a fysiky},
     pages = {131--D139},
     year = {1950},
     volume = {75},
     number = {2},
     doi = {10.21136/CPMF.1950.120778},
     mrnumber = {0037518},
     zbl = {0036.36801},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CPMF.1950.120778/}
}