et. al, Ng Zhi Chien. “Fabrication of Ultrafiltration Polyacrylonitrile Membrane via Spraying Technique”. International Journal of Advanced Science and Technology 29, no. 2 (January 13, 2020): 1267 - 1276. Accessed March 23, 2025. https://sersc.org/journals/index.php/IJAST/article/view/3363.