F. Saffre, and M. Shackleton. Artificial Life XI: Proceedings of the Eleventh
International Conference on the Simulation and
Synthesis of Living Systems, page 513--520. MIT Press, Cambridge, MA, (2008)
L. Cowan, and I. Walker. Artificial Life XI: Proceedings of the Eleventh
International Conference on the Simulation and
Synthesis of Living Systems, page 126--133. MIT Press, Cambridge, MA, (2008)
S. Manicka, and I. Harvey. Artificial Life XI: Proceedings of the Eleventh
International Conference on the Simulation and
Synthesis of Living Systems, page 382--389. MIT Press, Cambridge, MA, (2008)
A. Goncalves, and E. Costa. Artificial Life XI: Proceedings of the Eleventh
International Conference on the Simulation and
Synthesis of Living Systems, page 204--211. MIT Press, Cambridge, MA, (2008)
R. Poli, W. Langdon, and N. McPhee. Published via http://lulu.com and freely
available at
http://www.gp-field-guide.org.uk, (2008)(With contributions by J. R. Koza).