@article{rodrigues_2012,  title={On equivalent expressions for the Faraday's law of induction},  volume={34},  ISSN={1806-1117},  url={https://doi.org/10.1590/S1806-11172012000100009},  DOI={10.1590/S1806-11172012000100009},  number={1},  journal={Revista Brasileira de Ensino de Física},  publisher={Sociedade Brasileira de Física - SBF},  author={Rodrigues, Fabio G.},  year={2012},  month={Jan},  pages={1–6} }