P, S.; N.A, K.; IBRAHIM, S. The Effects of Various Parameters on Cr (VI) Adsorption by Raw Rice Husk. Malaysian Journal of Science, [S. l.], v. 25, n. 1, p. 23–29, 2006. Disponível em: https://malindojournal.um.edu.my/index.php/MJS/article/view/8159. Acesso em: 15 nov. 2024.