R. Mythili, P. Venkatachalam, P. Subramanian, and D. Uma. “Transesterification of High Free Fatty Acid Jatropha Curcas Oil Using Heterogeneous Catalyst”. Journal of Agricultural Engineering (India) 49, no. 3 (September 30, 2012): 44–46. Accessed June 13, 2026. https://pub.isae.in/index.php/jae/article/view/556.