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@article{AM2_1973__9_136371, author = {J. VAN DER MARK}, title = {On the {Functional} {Equation} of {Cauchy} {(Short} {Communication)}}, journal = {Aequationes mathematicae}, pages = {307--308}, publisher = {mathdoc}, volume = {9}, year = {1973}, url = {http://geodesic.mathdoc.fr/item/AM2_1973__9_136371/} }
J. VAN DER MARK. On the Functional Equation of Cauchy (Short Communication). Aequationes mathematicae, Tome 9 (1973), pp. 307-308. http://geodesic.mathdoc.fr/item/AM2_1973__9_136371/