ELSHERIF, K. M.; HAIDER, I.; EL-HASHANI, A. ADSORPTION OF Co (II) IONS FROM AQUEOUS SOLUTION ONTO TEA AND COFFEE POWDER: EQUILIBRIUM AND KINETIC STUDIES. Journal of Fundamental and Applied Sciences, [S. l.], v. 11, n. 1, p. 65–81, 2018. DOI: 10.4314/jfas.v11i1.5. Disponível em: https://jfas.info/index.php/JFAS/article/view/52. Acesso em: 30 jan. 2025.