Irawan, Anton, Yazid Bindar, Teguh Kurniawan, Hafid Alwan, Rosid Rosid, and Nisa Aina Fauziah. 2021. “Bayah Natural Zeolites to Upgrade the Quality of Bio Crude Oil from Empty Fruit Bunch Pyrolysis”. Journal of Engineering and Technological Sciences 53 (3):210308. https://doi.org/10.5614/j.eng.technol.sci.2021.53.3.8.