Azizi, Muzhda, and Sweeta Akbari. “A Review on Production of Biodiesel from Waste Cooking Oils”. International Journal of Innovative Research and Scientific Studies 1, no. 2 (October 15, 2018): 32–41. Accessed April 23, 2024. https://ijirss.com/index.php/ijirss/article/view/8.