Sabarman, J.S., E.H. Legowo, D.I. Widiputri, and A.R. Siregar. 2019. “Bioavtur Synthesis from Palm Fatty Acid Distillate through Hydrotreating and Hydrocracking Processes”. Indonesian Journal of Energy 2 (2), 99-110. https://doi.org/10.33116/ije.v2i2.40.