Rusnadi, Rusnadi, and Irin Safitri. “Preparation and Application of Calcium Alginate-PVA Beads for Cd(II) Ions Adsorption”. Jurnal Kartika Kimia 6, no. 1 (May 29, 2023): 38-44. Accessed April 3, 2025. https://jkk.unjani.ac.id/index.php/jkk/article/view/200.