NGUYEN MY LINH. Removal of methylene blue in aqueous solution onto activated rice husk ash by microwave method. Journal of Technical Education Science, [S. l.], v. 15, n. 5, p. 32–36, 2020. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/6. Acesso em: 7 apr. 2026.