I. Dempsey, M. O'Neill, and A. Brabazon. GECCO 2005: Proceedings of the 2005 conference on
Genetic and evolutionary computation, 2, page 1665--1671. Washington DC, USA, ACM Press, (25-29 June 2005)
M. Keijzer, C. Ryan, M. O'Neill, M. Cattolico, and V. Babovic. Genetic Programming, Proceedings of EuroGP'2001, volume 2038 of LNCS, page 74--86. Lake Como, Italy, Springer-Verlag, (18-20 April 2001)
T. Brabazon, M. O'Neill, C. Ryan, and J. Collins. Proceedings of 2001 AAANZ Conference (Accounting
Association of Australia and NZ), Auckland, New Zealand, (1-3 July 2001)