%0 Journal Article %A Niewiarowski, Jerzy %T Some remarks about homeomorphisms preserving (f)-porosity %J Acta Universitatis Lodziensis. Folia Mathematica %D 1987 %V 02 %I mathdoc %U http://geodesic.mathdoc.fr/item/AULFM_1987_02_a4/ %G en %F AULFM_1987_02_a4