Report of Meeting: The Thiry-second International Symposium on Functional Equations, June 12 - June 19, 1994, Gragnano, Italy. János Aczél — 1995 Aequationes mathematicae
Functions of Binomial Type Mapping Groupoids into Rings. János Aczél — 1977 Mathematische Zeitschrift
On two mean value properties and functional equations associated with them. János Aczél; Marek Kuczma — 1989 Aequationes mathematicae