Created by W.Langdon from gp-bibliography.bib Revision:1.9116
http://www.natural-selection.com/Library/1996/gp96.zip",
http://cognet.mit.edu/sites/default/files/books/9780262315876/pdfs/9780262315876_chap3.pdf",
10.7551/mitpress/3242.001.0001",
Sunspot Numbers data from http://www.ngdc.noaa.gov/stp/SOLAR/SSN/ssn.html",
Genetic Programming entries for Peter John Angeline