@article{PMFA_1973_18_1_a2,
     author = {Nov\'ak, B\v{r}etislav},
     title = {O osm\'em {Hilbertov\v{e}} probl\'emu},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {9--17},
     year = {1973},
     volume = {18},
     number = {1},
     mrnumber = {0485726},
     zbl = {0255.10001},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1973_18_1_a2/}
}