@article{figueira_silva_nascimento_santos_campos_costa_freire_2025,  title={FTIR and Raman Spectroscopic Characterization of Anionic Clays Obtained from Bauxite Tailings (Amazon, Brazil)},  volume={28},  ISSN={1516-1439},  url={https://doi.org/10.1590/1980-5373-MR-2025-0229},  DOI={10.1590/1980-5373-MR-2025-0229},  journal={Materials Research},  publisher={ABM, ABC, ABPol},  author={Figueira, B.A.M. and Silva, J.A.S. and Nascimento, R.S. and Santos, G.R. and Campos, A.G.A. and Costa, M.L. and Freire, P.T.C.},  year={2025},  pages={e20250229} }