?url_ver=Z39.88-2004&rft_id=10.3390%2Fpr7100715&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nurfahmi&rft.aulast=Nurfahmi&rft.atitle=Production+process+and+optimization+of+solid+bioethanol+from+empty+fruit+bunches+of+palm+oil+using+response+surface+methodology&rft.issue=10&rft.volume=7&rft.issn=22279717&rft.date=2019&rft.title=Processes&rft.genre=article