W. Langdon. Proceedings of the Genetic and Evolutionary
Computation Conference (GECCO-2000), стр. 451--458. Las Vegas, Nevada, USA, Morgan Kaufmann, (10-12 July 2000)
W. Langdon. SEN-R9907. Centrum voor Wiskunde en Informatica, CWI, P.O. Box 94079, Kruislaan 413, NL-1090 GB
Amsterdam, The Netherlands, (11 April 1999)
W. Langdon. Proceedings of the Genetic and Evolutionary
Computation Conference, 2, стр. 1092--1097. Orlando, Florida, USA, Morgan Kaufmann, (13-17 July 1999)
W. Langdon. Proceedings of the Eleventh Belgium/Netherlands
Conference on Artificial Intelligence (BNAIC'99), стр. 255--256. Kasteel Vaeshartelt, Maastricht, Holland, (3-4 November 1999)
J. Hart, и M. Shepperd. TR03-08. Empirical Software Engineering Research Group School
of Design, Engineering & Computing, Bournemouth
University, Royal London House, Christchurch Rd, Bournemouth, BH1
3LT, UK, (2003)
N. McPhee, и R. Poli. GECCO 2002: Proceedings of the Genetic and
Evolutionary Computation Conference, стр. 853--860. New York, Morgan Kaufmann Publishers, (9-13 July 2002)
A. Abraham, и V. Ramos. Proceedings of the 2003 Congress on Evolutionary
Computation CEC2003, стр. 1384--1391. Canberra, IEEE Press, (8-12 December 2003)