%0 Journal Article
%A A. Járai
%T Regularity properties of functional equations.
%J Aequationes mathematicae
%D 1982
%P 52-66
%V 25
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AM2_1982__25_136946/
%F AM2_1982__25_136946