Mohamad Nordin Mohamad Norani, Tee Boon Tuan, and Muhammad Zulfattah Zakaria. “Experimental Investigation on the Effects of Hydrogen Rate and Loading Towards Engine Performance and Exhaust Emission”. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences, vol. 48, no. 1, Aug. 2018, pp. 109-16, https://semarakilmu.com.my/journals/index.php/fluid_mechanics_thermal_sciences/article/view/2777.