%0 Journal Article %A Poreda, W. %A Wagner-Bojakowska, E. %A Wilczyński, Władysław %T Remarks on $I$-density and $I$-approximately continuous functions %J Commentationes Mathematicae Universitatis Carolinae %D 1985 %P 553-563 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1985__26_3_a8/ %G en %F CMUC_1985__26_3_a8