Lamichhane, Ganesh, Sujan Khadka, Sanjib Adhikari, Niranjan Koirala, and Dhruba Prasad Poudyal. “Biofuel Production from Waste Cooking Oils and Its Physicochemical Properties in Comparison to Petrodiesel”. Nepal Journal of Biotechnology 8, no. 3 (December 30, 2020): 87–94. Accessed April 19, 2024. https://nepjol.info/index.php/NJB/article/view/33661.