1. Banzhaf, W.: Artificial regulatory networks and genetic programming. In: Genetic Programming Theory and Practice, pp. 43–62. Kluwer, Norwell (2003)
2. Banzhaf, W.: On the dynamics of an artificial regulatory networks. In: Banzhaf, T.W., Christaller, P., Dittrich, J., Kim, J.Z. (eds.) Advances in Artificial Life, 7th European Conference ECAL-2003 (2003)
3. Bentley, P.J.: Evolving beyond perfection: an investigation of the effects of long-term evolution on fractal gene regulatory networks. In: Proceedings of Information Processing in Cells and Tissues (IPCAT) (2003)
4. Bentley, P.J.: Adaptive fractal gene regulatory networks for robot control. In: Workshop on Regeneration and Learning in Developmental Systems in the Genetic and Evolutionary Computation Conference (GECCO 2004) (2004)
5. Bentley, P.J.: Controlling robots with fractal gene regulatory networks. In: de Castro, L., von Zuben, F. (eds.) Recent Developments in Biologically Inspired Computing. Idea Group Inc, 2004. University Press (2004)