1. Banzhaf, W., Nordin, P., Keller, R.E., Francone, F.D.: Genetic programming — an introduction, San Francisco, CA. Morgan Kaufmann (1998)
2. Gathercole, C., Ross, P.: An adverse interaction between crossover and restricted tree depth in genetic programming. In Koza, J.R., Goldberg, D.E., Fogel, D.B., Riolo, R.L., editors, Proceedings of GP’96, Cambridge, MA. MIT Press (1996) 291–296
3. Koza, J.R.: Genetic programming — on the programming of computers by means of natural selection, Cambridge, MA. MIT Press (1992)
4. Langdon, W.B., Poli, R.: An analysis of the MAX problem in genetic programming. In Koza, J.R., Deb, K., Dorigo, M., Fogel, D.B., Garzon, M., Iba, H., Riolo, R.L., editors, Proceedings of GP’97, San Francisco, CA. Morgan Kaufman (1997) 222–230
5. Langdon, W.B.: Genetic Programming + Data Structures = Automatic Programming!, Boston, MA. Kluwer (1998)