Sakoda, Tatsuya, Toshiki Hirashima, Tomoya Nakamura, Yugo Shirahama, and Noriyuki Hayashi. “Study on Grasping Partial Discharge Development Using an Acoustic Emission Technique”. Power Research - A Journal of CPRI (March 2, 2017): 13–18. Accessed May 3, 2024. https://node6473.myfcloud.com/~geosocin/CPRI/index.php/pr/article/view/130.