T. Soule, and R. Heckendorn. Proceedings of the Genetic and Evolutionary
Computation Conference (GECCO-2001), page 190. San Francisco, California, USA, Morgan Kaufmann, (7-11 July 2001)
N. McPhee, and R. Poli. Genetic Programming, Proceedings of EuroGP'2001, volume 2038 of LNCS, page 108--125. Lake Como, Italy, Springer-Verlag, (18-20 April 2001)
M. Lones, and A. Tyrrell. Proceedings of the 2001 Congress on Evolutionary
Computation, CEC 2001, page 1183--1190. COEX, World Trade Center, 159 Samseong-dong,
Gangnam-gu, Seoul, Korea, IEEE Press, (27--30 May 2001)
A. Lemieux, C. Gagné, and M. Parizeau. Eighth International Workshop on Frontiers in
Handwriting Recognition 2002 (IWFHR 2002), page 145--150. Niagara-on-the-Lake, Ontario, Canada, (August 2002)
R. Cavill, S. Smith, and A. Tyrrell. GECCO 2005: Proceedings of the 2005 conference on
Genetic and evolutionary computation, 2, page 1753--1759. Washington DC, USA, ACM Press, (25-29 June 2005)