França dos Santos, Carlos Gilmar, Livia da Silva Oliveira, David Barbosa de Alencar, and Francisco Carlos Tavares Amorim. 2019. “Grounding Measurement Applied to a 13.8 KV Substation in Manaus - Amazonas”. International Journal for Innovation Education and Research 7 (10): 576-84. https://doi.org/10.31686/ijier.vol7.iss10.1804.