@article{PMFA_1969__14_6_a1,
     author = {Tr\'avn{\'\i}\v{c}ek, Stanislav},
     title = {Faktorov\'e prostory},
     journal = {Pokroky matematiky, fyziky a astronomie},
     pages = {254--265},
     publisher = {mathdoc},
     volume = {14},
     number = {6},
     year = {1969},
     mrnumber = {0250037},
     zbl = {0207.04101},
     language = {cz},
     url = {http://geodesic.mathdoc.fr/item/PMFA_1969__14_6_a1/}
}