Obadiah A., Kannan R., Ramasubbu A., and Vasanth Kumar S. 2011. “Studies on the Effect of Antioxidants on the Long-Term Storage Stability and Oxidation Stability of Jatropha Biodiesel”. International Journal of Research in Chemistry and Environment (IJRCE) 2 (1):130-39. https://ijrce.org/index.php/ijrce/article/view/146.