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@article{AM2_1986__30_137117, author = {P. Fischer}, title = {The {Feigenbaum} functional equation and periodic points. {(Short} {Communication).}}, journal = {Aequationes mathematicae}, pages = {118--118}, publisher = {mathdoc}, volume = {30}, year = {1986}, zbl = {0593.39001}, url = {http://geodesic.mathdoc.fr/item/AM2_1986__30_137117/} }
P. Fischer. The Feigenbaum functional equation and periodic points. (Short Communication).. Aequationes mathematicae, Tome 30 (1986), p. 118. http://geodesic.mathdoc.fr/item/AM2_1986__30_137117/