MOH. ANDRI; BUDIMAN; FABOTIN TAIB. The Effectiveness of Slow Sand Filtration on Reduction of Iron (Fe) and Calcium (CaCO3) Levels in Water. International Journal of Health, Economics, and Social Sciences (IJHESS), [S. l.], v. 5, n. 3, p. 210–215, 2023. DOI: 10.56338/ijhess.v5i3.3788. Disponível em: https://jurnal.unismuhpalu.ac.id/index.php/IJHESS/article/view/3788. Acesso em: 1 oct. 2026.