Gumilar, Andri, Mindriany Syafila, Marisa Handajani, Ilham Anggamulia, and Syarif Hidayat. “Wastewater Processing Technology Opportunities for Palm Oil Mill Effluent As a Raw Material for Renewable Bioenergy”. Journal of Engineering and Technological Sciences 54, no. 3 (June 6, 2022): 220313. Accessed September 18, 2024. https://journals.itb.ac.id/index.php/jets/article/view/18476.