Development of metal-doped ZnO catalysts for photocatalytic degradation of caffeine . Research, Society and Development, [S. l.], v. 11, n. 14, p. e252111436395, 2022. DOI: 10.33448/rsd-v11i14.36395. Disponível em: https://rsdjournal.org/rsd/article/view/36395. Acesso em: 5 dec. 2025.