N. A. Ramlan, A. A. Abdullah, and W. J. Yahya. “Combustion Performance and Exhaust Emission Analysis of Diesel Engine Using Waste Cooking Oil”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences 12, no. 1 (August 15, 2015): 11–20. Accessed July 3, 2024. https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2567.