C. Hafner, и J. Frohlich. Proceedings of the Congress on Evolutionary
Computation, 1, стр. 287--294. Mayflower Hotel, Washington D.C., USA, IEEE Press, (6-9 July 1999)
C. Setzkorn, и R. Paton. Proceedings of the International Symposium on
Knowledge Exploration in Life Science Informatics,
KELSI 2004, том 3303 из Lecture Notes in Artificial Inteligence, стр. 151--160. Milan, Italy, Springer, (25-26 November 2004)