著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Hertem, Dirk van and Gomis-Bellmunt, Oriol and Liang, Jun",HVDC grids : for offshore and supergrid of the future,,"IEEE Press,Wiley",2016,IEEE Press series on power engineering,,9781118859155,,https://cir.nii.ac.jp/crid/1130282269198351488