“Comparison of Performance and Exhaust Emissions of Jatropha, Palm and Calophyllum Inophyllum Biodiesel: A Review” (2017) International Journal of Current Engineering and Technology, 1(7.Special Issue), pp. 331–334. Available at: https://ijcet.evegenis.org/index.php/ijcet/article/view/4479 (Accessed: 30 April 2026).