?url_ver=Z39.88-2004&rft_id=10.1007%2F978-1-4615-0835-9_18&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.au=Caldarelli%2C+Guido&rft.aulast=Caldarelli&rft.aufirst=Guido&rft.date=2002&rft.btitle=Genetic+algorithms+and+genetic+programming+in+computational+finance&rft.title=A+numerical+study+on+the+evolution+of+portfolio+rules&rft.isbn=978-1-4615-0835-9&rft.genre=bookitem