Adityo, and Dwi Djoko Suranto. “Polypropylene Fuel Utilization With Varying Additives for Motor Fuels”. Food and Agricultural Sciences : Polije Proceedings Series 3, no. 1 (December 10, 2020): 246–255. Accessed November 21, 2024. https://proceedings.polije.ac.id/index.php/food-science/article/view/171.