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) ,What decides the lifespan of standardized technologies? The first look at de jure standards in Japan,RIETI Policy Discussion Paper Series,,,2015,15-P-012,,1-18,https://cir.nii.ac.jp/crid/1010000781842730885,