?url_ver=Z39.88-2004&rft_id=10.1016%2Fj.renene.2014.07.022&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Guangul&rft.au=Guangul%2C+F.M.&rft.aufirst=F.M.&rft.volume=72&rft.issn=09601481&rft.atitle=Study+of+the+effects+of+operating+factors+on+the+resulting+producer+gas+of+oil+palm+fronds+gasification+with+a+single+throat+downdraft+gasifier&rft.pages=271-283&rft.title=Renewable+Energy&rft.date=2014&rft.genre=article