SILVA, . A.; SANTOS, . C. F. Preparation of iron catalysts supported in biomass arising from the coconut green shell for the falling of methylene blue. International Journal of Geoscience, Engineering and Technology , [S. l.], v. 3, n. 1, p. 1–5, 2021. DOI: 10.70597/ijget.v3i1.427. Disponível em: https://revistas.ufvjm.edu.br/ijget/article/view/427. Acesso em: 4 apr. 2025.