M. Akbarzadeh-T., E. Tunstel, K. Kumbla, and M. Jamshidi. Proceedings of the 1998 IEEE World Congress on
Computational Intelligence, 2, page 1200--1205. Anchorage, Alaska, USA, IEEE Press, (5-9 May 1998)
J. Dorado, J. Rabunal, A. Santos, A. Pazos, and D. Rivero. Parallel Problem Solving from Nature - PPSN VII, 2439, page 485--494. Granada, Spain, Springer-Verlag, (7-11 September 2002)
Y. Shan, D. Paull, and R. McKay. Ecological Modelling, 195 (1-2):
129--138(15 May 2006)Selected Papers from the Third Conference of the
International Society for Ecological Informatics
(ISEI), August 26--30, 2002, Grottaferrata, Rome,
Italy.