David Mercier C., Ticker Sid, 1998, DC Field Test for Medium-Voltage Cables: Why Can No One Agree?, IEEE Trans. on Industry Applications, Vol. 34, No. 6, pp. 1366-1370

Lee Sang-Woo, 2006, A Study on the decision method of the deterioration of the electrical insulation of XLPE Power Cable by DC High Voltage Method, M.Sc. Thesis, Dept. of Electrical Engineering, Seoul National University of Technology

Korea Electrical Safety Corporation , 2015, Inspection work processing instructions

Jang D. U., Lee K. W., Lee C. Y., Park S. H., Kim Y. S., 2014, Analysis on Measurement Results to Examine the Cable Degradation of Railway Vehicle, The Proceeding of KSR Spring Conference, pp. 1353-1357

Arrester works , 2017, Arrester Reference Voltage, http://www.arresterworks.com