El-gharbawy, Abdallah, Wagih Sadik, Olfat Sadek, and Mosaad Kasaby. “A REVIEW ON BIODIESEL FEEDSTOCKS AND PRODUCTION TECHNOLOGIES”. Journal of the Chilean Chemical Society 66, no. 1 (February 9, 2021): 5098-5109. Accessed April 13, 2021. https://jcchems.com/index.php/JCCHEMS/article/view/1636.