NGUYEN, L. H.; VAN, H. T.; NGUYEN, Q. T.; NGUYEN, T. H.; NGUYEN, T. B. L.; PHAM, T. P. T.; LE, T. H.; BUI, M. H.; HO, V. T.; TILPO, O. H. J.; IVAN JIMENEZ, M. G. S.; NGO, T. M. Removal of chromium from wastewater using paper waste sludge-derived hyrdrochar modified by naoh. Vietnam Journal of Earth Sciences, [S. l.], v. 43, n. 1, p. 71–80, 2020. DOI: 10.15625/0866-7187/15704. Disponível em: https://vjs.ac.vn/index.php/jse/article/view/15704. Acesso em: 7 may. 2024.