@article{CMUC_1967_8_4_a11,
     author = {Frol{\'\i}k, Zden\v{e}k},
     title = {Homogeneity problems for extremally disconnected spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {757--763},
     year = {1967},
     volume = {8},
     number = {4},
     mrnumber = {0264584},
     zbl = {0163.44503},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1967_8_4_a11/}
}