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@article{AM2_1997__53_1-2_137682, author = {L\'aszl\'o Losonczi}, title = {A structure theorem for sum form functional equations.}, journal = {Aequationes mathematicae}, pages = {141--154}, publisher = {mathdoc}, volume = {53}, number = {1-2}, year = {1997}, zbl = {0869.39008}, url = {http://geodesic.mathdoc.fr/item/AM2_1997__53_1-2_137682/} }
László Losonczi. A structure theorem for sum form functional equations.. Aequationes mathematicae, Tome 53 (1997) no. 1-2, pp. 141-154. http://geodesic.mathdoc.fr/item/AM2_1997__53_1-2_137682/