Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1985__28_137072, author = {Wolfgang Sander}, title = {On a sum form functional equation.}, journal = {Aequationes mathematicae}, pages = {321--326}, publisher = {mathdoc}, volume = {28}, year = {1985}, zbl = {0576.39010}, url = {http://geodesic.mathdoc.fr/item/AM2_1985__28_137072/} }
Wolfgang Sander. On a sum form functional equation.. Aequationes mathematicae, Tome 28 (1985), pp. 321-326. http://geodesic.mathdoc.fr/item/AM2_1985__28_137072/