Young-Sig Park, 2018, A Study on the Insulation Performance Improvement of Contaminated area with AC 25kV Catenary System, Woosong University Ph.D. thesis

Chung-Guen Kwak, Seong-Moon Choi, Jian Shen, Ik-Joon Choi, Dae-Seok Rho, 2021, A Study on Modeling of Transient Ground Impedance with High Frequency Band in Distribution System, KAIS Spring Conf.Pub., pp. 40-43

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R Kosztaluk, M. Loboda, D. Mukhedkar, 1981, Experimental Study of Transient Ground Impedances, IEEE Tras. PAS, Vol. 100, No. 11, pp. 4653-4660

B. R. Gupta, B. Thapar, 1980, Impulse impedance of grounding grids, IEEE Trans, Vol. PAS-99, No. 6, pp. 214-218

S. Visacro, 2004, A didactic general approach of grounding behavior for lightning currents, Proceedings of the 27th ICLP—.International Conference on Lightning Protection Avignon France, Vol. 1, pp. 508-513

Grcev Leonid, 2000, High frequency performance of ground rods in highly resistive soil, International Conference on Grounding and Earthing, pp. 85-89

L Grcev, 2001, Modeling of grounding systems for better protection of communication installations against effects from electric power system and lightning, IEE Conf.Pub., No. 484, pp. 461-468

Kang-Soo Lee, Bok-Hee Lee, 2011, Characteristics of Grounding Impedances of Carbon Compound Grounding Electrodes, Journal of the Korean Institute of Illuminating and Electrical Installation Engineers, Vol. 25, No. 5, pp. 54-60

H.M. Lee, K.H. Oh, C.M. Lee, S.H Chang, 20014, A Study on Estimation Line Constants using the 5-Conductors Equivalent Model, The Korean Institute of Electrical Engineers Spring Conf.Pub., pp. 443-445