?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=H.H.&rft.aulast=Al-Kayiem&rft.au=Al-Kayiem%2C+H.H.&rft.issue=24&rft.volume=11&rft.issn=18196608&rft.atitle=CFD+simulation+of+drag+reduction+in+pipe+flow+by+turbulence+energy+promoters&rft.pages=14219-14224&rft.title=ARPN+Journal+of+Engineering+and+Applied+Sciences&rft.date=2016&rft.genre=article