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@article{AM2_1985__28_137061, author = {Istv\'an Feny\"o}, title = {On the general solution of a system of functional equations.}, journal = {Aequationes mathematicae}, pages = {233--235}, publisher = {mathdoc}, volume = {28}, year = {1985}, zbl = {0576.39009}, url = {http://geodesic.mathdoc.fr/item/AM2_1985__28_137061/} }
István Fenyö. On the general solution of a system of functional equations.. Aequationes mathematicae, Tome 28 (1985), pp. 233-235. http://geodesic.mathdoc.fr/item/AM2_1985__28_137061/