“Optimization of Potassium Carbonate-Based DES As Catalyst in the Production of Biodiesel via Transesterification”. Journal of the Nigerian Society of Physical Sciences 5, no. 1 (January 21, 2023): 1048. Accessed May 3, 2024. https://www.journal.nsps.org.ng/index.php/jnsps/article/view/1048.