Synthesis of magnetic material derived from rice straw by hydrothermal carbonization for removal of methylene blue . Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 8, n. 2, p. 115–120, 2019. Disponível em: https://jca.edu.vn/index.php/jca/article/view/586.. Acesso em: 28 feb. 2025.