Kazemi, Mohsen, and Hamid Samieyan. 2016. “Broad-Band Equivalent Circuit of Grid-Grounding System Considering Frequency Dependence of Electrical Parameters of Soil through Modified Vector Fitting Method”. Majlesi Journal of Telecommunication Devices 5 (1). http://journals.iaumajlesi.ac.ir/td/index/index.php/td/article/view/300.