Abdul Rahman, Salman, A., Ardianta, Ansharuddin, Rufinus Nainggolan, Sarmedi Agus Siregar, Wan Zuhari bin Wan Ismail and Mohd Azri bin Abdul Ghani (2023) “Water Treatment Process using Manganese Zeolite Filter, Activated Carbon Filter, and Silica Sand Filter”, International Journal Of Technical Vocational And Engineering Technology, 3(3), pp. 1-7. Available at: https://journal.pktm.com.my/index.php/ijtvet/article/view/89 (Accessed: 6October2024).