D. Cho, и B. Zhang. Proceedings 4th International Symposium on Artificial
Life and Robotics, стр. 236--239. B-Con Plaza, Beppu, Oita, Japan, (19-22 January 1999)
J. Hong, и S. Cho. Proceedings of The First Asian-Pacific Workshop on
Genetic Programming, стр. 53--61. Rydges (lakeside) Hotel, Canberra, Australia, (8 December 2003)
S. Cho, и K. Shimohara. Proceedings of the 1996 IEEE International
Conference on Evolutionary Computation, 1, стр. 681--684. Nagoya, Japan, (20-22 May 1996)
B. Zhang, и D. Cho. Genetic Programming 1998: Proceedings of the Third
Annual Conference, стр. 431--439. University of Wisconsin, Madison, Wisconsin, USA, Morgan Kaufmann, (22-25 July 1998)