Yusoff, Amri. “The Development of ‘Forest Ranger’ As a 2D Serious Game Application to Increase Awareness Against Illegal Logging”. International Journal of Advanced Science and Technology 28, no. 8s (October 8, 2019): 782 - 788. Accessed May 18, 2024. http://sersc.org/journals/index.php/IJAST/article/view/944.