%0 Journal Article
%A Jürg Rätz
%A Luigi Paganoni
%T Conditional function equations and orthogonal additivity.
%J Aequationes mathematicae
%D 1995
%P 135-142
%V 50
%N 1-2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AM2_1995__50_1-2_137623/
%F AM2_1995__50_1-2_137623