Kassim Shaari, Norin Zamiah, Nabilah Huda Alias, Nurul Atirah Fitriah Mohd Zainuddin, and Nur Syazwanie Izzati Chik. “Removal of Manganese Ion Using Integral Membrane Incorporated With Rice Husk Ash”. Scientific Research Journal 20, no. 1 (March 17, 2023): 125–143. Accessed November 24, 2024. https://journal.uitm.edu.my/ojs/index.php/SRJ/article/view/3140.