@Bibtex-file{Ai/gptb.bib,
  title =        "Proccedings of the Ann Arbour Genetic Programming
                 Theory and Practise Workshop",
  author =       "W. B. Langdon",
  email =        "W.Langdon@cs.ucl.ac.uk",
  address =      "University College, London",
  supported =    "yes",
  readme =       "2003 data created by Rick Riolo",
}