Jafar A, Mohamad Ridzuan MI, Joko EP, Dollah R, Madli F. Preserving The Environment and Rural Community in Sabah Through the Empowerment of Gravity-Flow Water Systems: A Survey Based on APPGM-SDG Solution Projects. jtet. 2025;17(1):190-200. Accessed August 12, 2026. https://journal.uthm.edu.my/index.php/JTET/article/view/18268