1. Order and Chaos on Your Desk
2. S. Bassein, Mathematics Electrified!, Grant Publishing, Berkeley, 1996.
3. On Devaney's Definition of Chaos
4. P. Collet and J.P. Eckmann, Iterated maps of the interval as dynamical systems, Birkhäuser, Boston, 1980.
5. R. L. Devaney, An Introduction to Chaotic Dynamical Systems, Benjamin/Cummings, Reading, 1986.