NGUYEN, M. L. Potential Elimination of Chromium (VI) by Chemically Biochar Derived from Pennisetum Setaceum. Journal of Technical Education Science, [S. l.], v. 17, n. 6, p. 74–79, 2022. DOI: 10.54644/jte.73.2022.1177. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/1177. Acesso em: 7 apr. 2026.