?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aulast=Rianawati&rft.au=Rianawati%2C+E.&rft.aufirst=E.&rft.title=Challenges+for+sustainable+biofuel+industry+development+in+Indonesia+and+Malaysia%3A+A+policy+recommendation&rft.issn=22825819&rft.date=2021&rft.genre=proceeding