?url_ver=Z39.88-2004&rft_id=10.3923%2Fjas.2012.2503.2510&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Lubis%2C+A.M.H.S.&rft.aulast=Lubis&rft.aufirst=A.M.H.S.&rft.issue=24&rft.volume=12&rft.issn=18125654&rft.pages=2503-2510&rft.atitle=Four-ball+study+of+Tricresyl+Phosphate+effect+to+jatropha+oil+for+transmission+oil+application&rft.title=Journal+of+Applied+Sciences&rft.date=2012&rft.genre=article