?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Zabiri&rft.au=Zabiri%2C+H.&rft.aufirst=H.&rft.title=World+Academy+of+Science%2C+Engineering+and+Technology&rft.date=2010&rft.volume=68&rft.issn=2010376X&rft.atitle=A+black-box+approach+in+modeling+valve+stiction&rft.pages=264-271&rft.genre=article