V. Skvortsov, {. Lee, and {. Yang. Emerging Technologies for a Smarter World (CEWIT), 2012 9th International Conference Expo on, page 1-6. (November 2012)
M. Smith, and L. Bull. GECCO '07: Proceedings of the 9th annual conference on
Genetic and evolutionary computation, 2, page 1694--1701. London, ACM Press, (7-11 July 2007)