STANCHEV, Plamen Antonov. Investigation of the Overvoltages in Electrical Power Lines with a Grounded through a Resistance Neutral. ANNUAL JOURNAL OF TECHNICAL UNIVERSITY OF VARNA, BULGARIA, [S. l.], v. 4, n. 1, p. 73–78, 2020. DOI: 10.29114/ajtuv.vol4.iss1.174. Disponível em: https://aj.tu-varna.bg/index.php/ajtuv/article/view/174. Acesso em: 2 oct. 2025.