Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{AM2_1972__8_136295, author = {J. Matkowski}, title = {The {Uniqueness} of {Solutions} of a {System} of {Functional} {Equations} in {Some} {Classes} of {Functions.}}, journal = {Aequationes mathematicae}, pages = {233--237}, publisher = {mathdoc}, volume = {8}, year = {1972}, zbl = {0253.39013}, url = {http://geodesic.mathdoc.fr/item/AM2_1972__8_136295/} }
J. Matkowski. The Uniqueness of Solutions of a System of Functional Equations in Some Classes of Functions.. Aequationes mathematicae, Tome 8 (1972), pp. 233-237. http://geodesic.mathdoc.fr/item/AM2_1972__8_136295/