T. Soule. Proceedings of the Genetic and Evolutionary
Computation Conference, 1, Seite 916--922. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)
C. Kennedy, und C. Giraud-Carrier. Proceedings of the Genetic and Evolutionary
Computation Conference, 1, Seite 879--885. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)