?url_ver=Z39.88-2004&rft_id=10.1080%2F15567249.2014.937881&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aufirst=A.&rft.aulast=Inayat&rft.au=Inayat%2C+A.&rft.atitle=Economic+analysis+and+optimization+for+bio-hydrogen+production+from+oil+palm+waste+via+steam+gasification&rft.pages=158-165&rft.issue=2&rft.volume=12&rft.issn=15567249&rft.date=2017&rft.title=Energy+Sources%2C+Part+B%3A+Economics%2C+Planning+and+Policy&rft.genre=article