?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.matcom.2009.01.013&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=Gabriella&rft.aulast=Dellino&rft.au=Dellino%2C+Gabriella&rft.atitle=Kriging+metamodel+management+in+the+design+optimization+of+a+CNG+injection+system&rft.title=Mathematics+and+computers+in+simulation&rft.date=April+2009&rft.issue=8&rft.volume=79&rft.pages=2345+-+2360&rft.issn=0378-4754&rft.genre=article