Purwandari, Vivi, Mahyuni Harahap, Maniur Arianto Siahaan, Jhonialman, Sowua Putra Laia, and Suryanti Laia. “Pemanfaatan Limbah Asap Cair PT. Eramas Coconut Industries Sebagai Bio-Oil”. Jurnal Abdimas Mutiara 4, no. 1 (February 8, 2023): 286–289. Accessed January 30, 2026. https://e-journal.sari-mutiara.ac.id/index.php/JAM/article/view/4627.