1. Heylighen, F. The science of self-organization and adaptivity. The encyclopedia of life support systems. 5, 253–280 (2001).
2. Prigogine, I. & Stengers, I. Order out of Chaos: Man’s New Dialogue with Nature (ed. Alvin, T. ) 1–349 (Bantam Books, 1984).
3. Ashby, W. R. Design for a Brain–The Origin of Adaptive Behavior (ed. Ashby, W. R. ) 1–304 (Chapman and Hall, London, 1952).
4. Holland, J. H. Hidden Order: How adaptation builds complexity (ed. Simmanons, L. M. ) 1–208 (Basic book, 1996).
5. Holland, J. H. Adaptation in Natural and Artificial Systems: An Introductory Analysis with Applications to Biology. 1–227 (Control and Artificial Intelligence, MIT Press, Cambridge MA, 1992).