%0 Journal Article %A John A. Baker %T On a functional equation of Aczél and Chung. %J Aequationes mathematicae %D 1993 %P 99-111 %V 46 %N 2-3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM2_1993__46_2-3_137543/ %F AM2_1993__46_2-3_137543