Granizo Arrabé, Ricardo and Blánquez Delgado, Francisco and Rebollo López, Emilio and Platero Gaona, Carlos Antonio (2015). A novel ground fault non-directional selective protection method for ungrounded distribution networks. "Energies", v. 8 (n. 2); pp. 1291-1316. ISSN 1996-1073. https://doi.org/10.3390/en8021291.