CHONG KAR YEW, JONATHAN, and Assoc. Prof. Ir. Dr. Sia Chee Kiong. “Design of a Portable Water Purification Flask Using a Mini Diaphragm Pump System”. Research Progress in Mechanical and Manufacturing Engineering 6, no. 2 (December 5, 2025): 277–285. Accessed March 11, 2026. https://publisher.uthm.edu.my/periodicals/index.php/rpmme/article/view/20834.