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 "Graef, Inge","Eu competition law, data protection and online platforms : data as essential facility",,Kluwer Law International,2016,International competition law series,,9789041183248,,https://cir.nii.ac.jp/crid/1130282268978135424