D. Jackson. GECCO 2005: Proceedings of the 2005 conference on
Genetic and evolutionary computation, 2, page 1681--1688. Washington DC, USA, ACM Press, (25-29 June 2005)
T. Fuhner, and C. Jacob. Proceedings of the Genetic and Evolutionary
Computation Conference (GECCO-2001), page 176. San Francisco, California, USA, Morgan Kaufmann, (7-11 July 2001)
B. Edmonds. Modelling and Using Context: Third International and
Interdisciplinary Conference, CONTEXT, volume 2116 of LNAI, Springer-Verlag, Dundee, UK, (27-30 July 2001)
F. Chong, and W. Langdon. Proceedings of the Genetic and Evolutionary
Computation Conference, 2, page 1229. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)Full text in technical report CSRP-99-7.