Kidan, Tsegay G., and Nigus G. Habtu. “Activated Carbon Supported CaO for Conversion of Palm Oil to Biodiesel Kinetic Experiment”. Ethiopian Journal of Science and Technology 10, no. 3 (April 27, 2025): 193–208. Accessed April 30, 2026. https://journals.bdu.edu.et/index.php/jste/article/view/2587.