J. Koza, S. Al-Sakran, und L. Jones. Genetic Programming Theory and Practice IV, Volume 5 von Genetic and Evolutionary Computation, Kapitel 4, Springer, Ann Arbor, (11-13 May 2006)
L. Jones, S. Al-Sakran, und J. Koza. Genetic Programming Theory and Practice III, Volume 9 von Genetic Programming, Kapitel 3, Springer, Ann Arbor, (12-14 May 2005)