?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Adam&rft.au=Adam%2C+I.K.&rft.aufirst=I.K.&rft.issn=18196608&rft.atitle=Response+surface+methodology+optimization+of+palm+rubber+seed+combined+oil+based+biodiesel+and+idi+diesel+engine+performance+and+emission&rft.title=ARPN+Journal+of+Engineering+and+Applied+Sciences&rft.date=2016&rft.pages=14195-14201&rft.volume=11&rft.issue=24&rft.genre=article