@article{PMFA_1957_2_5_a18,
     author = {No\v{z}icka, Franti\v{s}ek},
     title = {\v{C}tvrt\'y kongres rumunsk\'ych matematik\r{u} v {Bukure\v{s}ti}},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {621--624},
     year = {1957},
     volume = {2},
     number = {5},
     language = {cs},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1957_2_5_a18/}
}