?url_ver=Z39.88-2004&rft_id=10.1007%2F978-981-16-0742-4%E2%82%82%E2%82%86&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Idham&rft.au=Idham%2C+Z.&rft.aufirst=Z.&rft.title=Lecture+Notes+in+Mechanical+Engineering&rft.date=2021&rft.isbn=9789811607417&rft.issn=21954356&rft.pages=375-388&rft.atitle=Characteristics+and+Empirical+Modelling+of+Extract+from+Hibiscus+sabdariffa+Using+Supercritical+CO2+Extraction+with+Ethanol-Water+as+Modifier&rft.genre=article