K. Bache, D. Newman, и P. Smyth. Proceedings of the 19th ACM SIGKDD international conference on Knowledge discovery and data mining, стр. 23--31. ACM, (2013)
D. Power, C. Ryan, и R. Azad. Proceedings of the 2005 IEEE Congress on Evolutionary
Computation, 2, стр. 1831--1838. Edinburgh, Scotland, UK, IEEE Press, (2-5 September 2005)