Supriyono and  Sumardiyono,  Influence of Synthetic Antioxidant in the Iodine Value and Acid Number of Jatropha Curcas Biodiesel.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 104(8). 1018 - 1021
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10002134.