D. Whitley, M. Richards, R. Beveridge, und A. da Motta Salles Barreto. GECCO 2006: Proceedings of the 8th annual conference
on Genetic and evolutionary computation, 1, Seite 919--926. Seattle, Washington, USA, ACM Press, (8-12 July 2006)
R. Richards. Genetic Programming 1998: Proceedings of the Third
Annual Conference, Seite 652--657. University of Wisconsin, Madison, Wisconsin, USA, Morgan Kaufmann, (22-25 July 1998)
R. Richards, und S. Sheppard. Genetic Programming 1996: Proceedings of the First
Annual Conference, Seite 539--546. Stanford University, CA, USA, MIT Press, (28--31 July 1996)
K. Brazier, G. Richards, und W. Wang. Intelligent Data Engineering and Automated Learning -
IDEAL 2004, 5th International Conference, Proceedings, Volume 3177 von Lecture Notes in Computer Science, Seite 333--338. Exeter, UK, Springer, (August 2004)