@article{CMUC_1968__9_1_a9,
     author = {\v{S}t\v{e}p\'anek, Petr},
     title = {Generators of the {Boolean} algebra of regular open sets in linear metric spaces},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {95--101},
     publisher = {mathdoc},
     volume = {09},
     number = {1},
     year = {1968},
     mrnumber = {0230658},
     zbl = {0157.03803},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1968__9_1_a9/}
}