@article{silva_gouveia_urbanetz junior_2018,  title={Protection of Grid Connected Photovoltaic Systems (GCPVS)},  volume={61},  ISSN={1516-8913},  url={https://doi.org/10.1590/1678-4324-smart-2018000520},  DOI={10.1590/1678-4324-smart-2018000520},  number={spe},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Silva, Jardel Eugenio da and Gouveia, Danilo Carvalho de and Urbanetz Junior, Jair},  year={2018},  pages={e18000520} }