著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) IEC Standard,Measuring relays and protection equipment - Part 151 : Functional requirements of over/under current protection,IEC 60255-151,,,2009,,,,https://cir.nii.ac.jp/crid/1573387449091229696,