Adaptive Penalties for Evolutionary Graph Coloring. - A. E. Eiben; J. K. van der Hauw (Artificial Evolution, 1997)

Solving 3-SAT by GAs adapting constraint weights. - A. E. Eiben; J. K. van der Hauw (ICEC, 1997)

Graph Coloring with Adaptive Evolutionary Algorithms. - A. E. Eiben; J. K. van der Hauw; Jano I. van Hemert (J. Heuristics, 1998)