Co-evolving automata negotiate with a variety of opponents. - David D. B. van Bragt; Johannes A. La Poutré (IEEE Congress on Evolutionary Computation, 2002)

Stabilization of tag-mediated interaction by sexual reproduction in an evolutionary agent system. - Floortje Alkemade; David D. B. van Bragt; Johannes A. La Poutré (Inf. Sci., 2005)