@article{tort_2011,  title={Gauss's law, infinite homogenous charge distributions and Helmholtz theorem},  volume={33},  ISSN={1806-1117},  url={https://doi.org/10.1590/S1806-11172011000200020},  DOI={10.1590/S1806-11172011000200020},  number={2},  journal={Revista Brasileira de Ensino de Física},  publisher={Sociedade Brasileira de Física - SBF},  author={Tort, A.C.},  year={2011},  month={Apr},  pages={1–3} }