?url_ver=Z39.88-2004&rft_id=10.1002%2Fer.4702&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Adi+Putra%2C+Z.&rft.aulast=Adi+Putra&rft.aufirst=Z.&rft.atitle=Process+design+and+techno-economic+analysis+of+ethyl+levulinate+production+from+carbon+dioxide+and+1%2C4-butanediol+as+an+alternative+biofuel+and+fuel+additive&rft.pages=5932-5945&rft.date=2019&rft.volume=43&rft.issue=11&rft.issn=0363907X&rft.title=International+Journal+of+Energy+Research&rft.genre=article