H. Xiong, P. Curzon, S. Tahar, и A. Blandford. Integrated Formal Methods, 2335, Springer Berlin, Heidelberg, The original publication is available at www.springerlink.com.(2002)
H. Brown Cribbs III, и R. Smith. Genetic Programming 1996: Proceedings of the First
Annual Conference, стр. 547--552. Stanford University, CA, USA, MIT Press, (28--31 July 1996)
M. Zahran, A. Wahab, и S. Shaheen. Proceedings of the Genetic and Evolutionary
Computation Conference, 1, стр. 814. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)
J. Koza, S. Al-Sakran, и L. Jones. Genetic Programming Theory and Practice IV, том 5 из Genetic and Evolutionary Computation, глава 4, Springer, Ann Arbor, (11-13 May 2006)
A. Watson, и I. Parmee. Proceedings of the Second Online Workshop on
Evolutionary Computation (WEC2), 2, стр. 45--48. http://www.bioele.nuee.nagoya-u.ac.jp/wec2/, Nagoya University, Japan, (4--22 March 1996)