K. Weinert, und M. Stautner. Proceedings of the Genetic and Evolutionary
Computation Conference (GECCO-2001), Seite 1439--1443. San Francisco, California, USA, Morgan Kaufmann, (7-11 July 2001)
D. Howard, und S. Roberts. Proceedings of the 2000 Congress on Evolutionary
Computation CEC00, Seite 1297--1303. La Jolla Marriott Hotel La Jolla, California, USA, IEEE Press, (6-9 July 2000)