?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=N.&rft.aulast=Shafiq&rft.au=Shafiq%2C+N.&rft.atitle=Prioritizing+the+pipeline+maintenance+approach+using+analytical+hierarchical+process&rft.pages=346-352&rft.volume=4&rft.issn=19708734&rft.issue=3&rft.date=2010&rft.title=International+Review+of+Mechanical+Engineering&rft.genre=article