Habrych, Marcin, Bogdan Miedzinski, and Xin Wang. “Applicability of a Hall Sensor in Directional Ground Fault Protections of MV Cable Networks With No-Effective Earthing”. Elektronika ir Elektrotechnika 22, no. 5 (October 3, 2016): 26 - 31. Accessed October 7, 2022. https://eejournal.ktu.lt/index.php/elt/article/view/16339.