Alan Crispin Paul Clay Gaynor Taylor Tom Bayes David Reedman Genetic Algorithm Coding Methods for Leather Nesting. 9-20 2005 23 Appl. Intell. 1 http://dx.doi.org/10.1007/s10489-005-2368-2 db/journals/apin/apin23.html#CrispinCTBR05