Awad, M, Khaled Hreeba, and H Elkhidr. “Production of Biodiesel From Waste Cooking Oil”. Journal of Humanitarian and Applied Sciences 7, no. 13 (November 25, 2023): 372–381. Accessed December 22, 2024. https://khsj.elmergib.edu.ly/index.php/jhas/article/view/243.