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@article{AM2_1985__28_137047, author = {R.C. Mullin}, title = {A remark on generalized iterates.}, journal = {Aequationes mathematicae}, pages = {124--128}, publisher = {mathdoc}, volume = {28}, year = {1985}, zbl = {0559.39004}, url = {http://geodesic.mathdoc.fr/item/AM2_1985__28_137047/} }
R.C. Mullin. A remark on generalized iterates.. Aequationes mathematicae, Tome 28 (1985), pp. 124-128. http://geodesic.mathdoc.fr/item/AM2_1985__28_137047/