@article{GDZPPN002027798, title = {On the Functional Equation f (x) g (y) = ... . (Short Communication).}, journal = {Aequationes mathematicae}, volume = {10}, year = {1974}, pages = {316-316}, url = {http://dml.mathdoc.fr/item/GDZPPN002027798} }
Baker, John A. On the Functional Equation f (x) g (y) = ... . (Short Communication).. Aequationes mathematicae, Tome 10 (1974) p. 316. http://gdmltest.u-ga.fr/item/GDZPPN002027798/