%0 Journal Article %A K. Ciesielski %A K. Ostaszewski %T Density Continuity versus Continuity. %J Forum mathematicum %D 1990 %P 265-276 %V 2 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FORUM_1990__2_3_141643/ %F FORUM_1990__2_3_141643