R. Schwaerzel, und T. Bylander. GECCO 2006: Proceedings of the 8th annual conference
on Genetic and evolutionary computation, 1, Seite 955--956. Seattle, Washington, USA, ACM Press, (8-12 July 2006)
G. Hornby, und B. Mirtich. Proceedings of the Genetic and Evolutionary
Computation Conference, 2, Seite 1305--1312. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)