Kassim Shaari, Norin Zamiah, 		Alias, Nabilah Huda, 		Mohd Zainuddin, Nurul Atirah Fitriah, AND 		Chik, Nur Syazwanie Izzati.
" Removal of Manganese Ion Using Integral Membrane Incorporated with Rice Husk Ash" <em>Scientific Research Journal</em> [Online], Volume 20 Number 1 (17 March 2023)