@article{franco_tavares_rizzo_morais_palácios_artaxo_2025,  title={AERONET sun photometer as a didactic tool for understanding aerosol refractive index in the atmosphere: a case study for central Amazon},  volume={47},  ISSN={1806-1117},  url={https://doi.org/10.1590/1806-9126-RBEF-2024-0341},  DOI={10.1590/1806-9126-RBEF-2024-0341},  journal={Revista Brasileira de Ensino de Física},  publisher={Sociedade Brasileira de Física - SBF},  author={Franco, Marco A. and Tavares, Pedro H.T. and Rizzo, Luciana V. and Morais, Fernando G. and Palácios, Rafael and Artaxo, Paulo},  year={2025},  pages={e20240341} }