فهرس المقالات Corona DC discharge حرية الوصول المقاله صفحة الملخص نص كامل 1 - The Investigating and Simulating the Corona Phenomenon in The Power Transmission Lines of Power Networks Using the Finite Element Method noushin dadashzadeh Elnaz poorreza Vahide Mohadesi 10.30486/mjtd.2023.1981758.1030