SUHAILI, REFILDA, EDISON MUNAF, RAHMIANA ZEIN, ABDI DHARMA, LEE WAH LIM, and TOYOHIDE TAKEUCHI. 2010. “Comparative Study of Cadmium Biosorption by Eucheuma Cottonii Marine Algae and Carrageenan”. Asian Journal of Chemistry 21 (9):7271-78. https://asianpubs.org/index.php/ajchem/article/view/12221.