@article{lemos_2019,  title={Shadow of the Moon and general relativity: Einstein, Dyson, Eddington and the 1919 light deflection},  volume={41},  ISSN={1806-1117},  url={https://doi.org/10.1590/1806-9126-RBEF-2019-0260},  DOI={10.1590/1806-9126-RBEF-2019-0260},  journal={Revista Brasileira de Ensino de Física},  publisher={Sociedade Brasileira de Física - SBF},  author={Lemos, José P. S.},  year={2019},  pages={e20190260} }