Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Steven Gustafson, Anikó Ekárt, Edmund K. Burke, Graham Kendall. Problem Difficulty and Code Growth in Genetic Programming. Genetic Programming and Evolvable Machines, 5(3):271-290, 2004. [doi]