Melinia LA, Naibaho M, Puspita E, Ramlan R, Ginting M. REVIEW OF ADSORPTION OF HEAVY METALS BY ADSORBENT MnFe2O4 – ZEOLITE IN WATER. IPR [Internet]. 2023 May 2 [cited 2025 Nov. 9];6(2):196-219. Available from: https://ipr.unram.ac.id/index.php/ipr/article/view/215