Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TAKAHASI T.,Space Charge Behavior in SF_6 Gas and Sequential Generation of PD pulses,IEEE Transactions on Dielectrics and Electrical Insulation,,,2000,7,1,141-145,https://cir.nii.ac.jp/crid/1574231876455778560,