Mansoor Anbia, Sotoudeh Sedaghat, Samira Saleh, and Sholeh Masoomi. “Effect of Synthesis Method on the Catalytic Performance of Ca-Mg-Al Mixed Metal Oxide Nanocatalyst for Biodiesel Production from Waste Cooking Oil”. Advanced Energy Conversion Materials 2, no. 1 (April 29, 2021): 13–26. Accessed August 16, 2022. https://ojs.wiserpub.com/index.php/AECM/article/view/759.