The effect of hybrid SnO2/r-GO for the photocatalyst of visible light degradation of methylene blue. Vietnam Journal of Catalysis and Adsorption, [S. l.], v. 10, n. 1S, p. 344–349, 2022. DOI: 10.51316/jca.2021.131. Disponível em: https://jca.edu.vn/index.php/jca/article/view/2021.131.. Acesso em: 9 may. 2025.