?url_ver=Z39.88-2004&rft_id=10.3923%2Fjas.2011.1707.1715&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Yazid&rft.au=Yazid%2C+E.&rft.aufirst=E.&rft.title=Journal+of+Applied+Sciences&rft.date=2011&rft.volume=11&rft.issn=18125654&rft.issue=10&rft.atitle=Vibration+analysis+of+flexible+gantry+crane+system+subjected+swinging+motion+of+payload&rft.pages=1707-1715&rft.genre=article