Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Y. Hashiba and K. Kato and M. Miyamoto and Hitoshi Okubo and Y. Nakagami and R. Shimizu,Investigation of charge behavior in flowing transformer oil/pressboard composite insulation system by electro-optic field measurement,Conference Record of the 2000 IEEE Industry Applications Conference. Thirty-Fifth IAS Annual Meeting and World Conference on Industrial Applications of Electrical Energy (Cat. No.00CH37129),,IEEE,2002-11-08,2,,732-738,https://cir.nii.ac.jp/crid/1870020693083289728,https://doi.org/10.1109/ias.2000.881911