W. Yan, and C. Clack. GECCO '07: Proceedings of the 9th annual conference on
Genetic and evolutionary computation, 2, page 2234--2241. London, ACM Press, (7-11 July 2007)
W. Yan, and C. Clack. GECCO 2006: Proceedings of the 8th annual conference
on Genetic and evolutionary computation, 2, page 1817--1824. Seattle, Washington, USA, ACM Press, (8-12 July 2006)
J. Niehaus, and W. Banzhaf. Genetic Programming, Proceedings of EuroGP'2001, volume 2038 of LNCS, page 325--336. Lake Como, Italy, Springer-Verlag, (18-20 April 2001)
J. Eggermont, and J. van Hemert. Genetic Programming, Proceedings of EuroGP'2001, volume 2038 of LNCS, page 23--35. Lake Como, Italy, Springer-Verlag, (18-20 April 2001)
M. Akbarzadeh-T., E. Tunstel, K. Kumbla, and M. Jamshidi. Proceedings of the 1998 IEEE World Congress on
Computational Intelligence, 2, page 1200--1205. Anchorage, Alaska, USA, IEEE Press, (5-9 May 1998)