%0 Journal Article %A Jacek ChmieliƄski %T A comparison of some conditional functional equations %J Commentationes Mathematicae %D 2005 %P 137-144 %V 45 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.14708/cm.v45i2.5194/ %R 10.14708/cm.v45i2.5194 %G pl %F 10_14708_cm_v45i2_5194