Adaption of Operator Probabilities in Genetic Programming. - Jens Niehaus; Wolfgang Banzhaf (EuroGP, 2001)

More on Computational Effort Statistics for Genetic Programming. - Jens Niehaus; Wolfgang Banzhaf (EuroGP, 2003)

Graphbasierte Genetische Programmierung. - Jens Niehaus (2003)

Reducing the Number of Fitness Evaluations in Graph Genetic Programming Using a Canonical Graph Indexed Database. - Jens Niehaus; Christian Igel; Wolfgang Banzhaf (Evol. Comput., 2007)