%0 Journal Article %A Zemánek, Jaroslav %T Nowhere dense set which is finitely open %J Commentationes Mathematicae Universitatis Carolinae %D 1970 %P 83-89 %V 11 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1970__11_1_a5/ %G en %F CMUC_1970__11_1_a5