Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) I. Sengoku and J. Kawai and T. Ozaki and S. Nakamura and Noriyuki Ito,Relation between the ac loss current method and the PEA method for water-treed length,Proceedings of 2001 International Symposium on Electrical Insulating Materials (ISEIM 2001). 2001 Asian Conference on Electrical Insulating Diagnosis (ACEID 2001). 33rd Symposium on Electrical and Electronic Insulating Materials and Applications in System,,Inst. Electr. Eng. Japan,2002-11-13,,,524-527,https://cir.nii.ac.jp/crid/1871428068022896000,https://doi.org/10.1109/iseim.2001.973718