Study on using rice-husk ash as an adsorbent for some antibiotic and anti-inflammatory drugs in aqueous. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 11, n. 4, p. 98–104, 2022. DOI: 10.51316/jca.2022.077. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2022.077.. Acesso em: 9 may. 2025.