P. Nordin, F. Hoffmann, F. Francone, M. Brameier, and W. Banzhaf. Proceedings of the Congress on Evolutionary
Computation, 2, page 1059--1066. Mayflower Hotel, Washington D.C., USA, IEEE Press, (6-9 July 1999)
J. Niehaus, and W. Banzhaf. Genetic Programming, Proceedings of EuroGP'2003, volume 2610 of LNCS, page 164--172. Essex, Springer-Verlag, (14-16 April 2003)
M. Brameier, and W. Banzhaf. Genetic Programming, Proceedings of EuroGP'2003, volume 2610 of LNCS, page 286--296. Essex, Springer-Verlag, (14-16 April 2003)
J. Busch, J. Ziegler, W. Banzhaf, A. Ross, D. Sawitzki, and C. Aue. Genetic Programming, Proceedings of the 5th European
Conference, EuroGP 2002, volume 2278 of LNCS, page 258--267. Kinsale, Ireland, Springer-Verlag, (3-5 April 2002)
M. Conrads, P. Nordin, and W. Banzhaf. Proceedings of the First European Workshop on Genetic
Programming, volume 1391 of LNCS, page 113--129. Paris, Springer-Verlag, (14-15 April 1998)
J. Ziegler, K. Wolff, P. Nordin, and W. Banzhaf. Proceedings of the 5th International Heinz Nixdorf
Symposium: Autonomous Minirobots for Research and
Edutainment, 97, page 51--59. Heinz Nixdorf Institute, (2001)