HOANG-MINH, Thao et al. Optimized ammonium removal using Al-modified bentonite: Insights into structural and mineralogical changes. <b>Vietnam Journal of Earth Sciences</b>, <i>[S. l.]</i>, v. 47, n. 2, p. 220–235, 2025. DOI: 10.15625/2615-9783/22479. Disponível em: http://vjes.vast.vn/jse/article/view/22479. Acesso em: 8 nov. 2025.