@article{CMUC_1985__26_4_a12,
     author = {Trnkov\'a, V\v{e}ra},
     title = {Countable {Hausdorff} spaces with countable weight},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {749--770},
     publisher = {mathdoc},
     volume = {26},
     number = {4},
     year = {1985},
     mrnumber = {831810},
     zbl = {0588.54012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1985__26_4_a12/}
}