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 "Pehlivan, Oğuz Kaan",Confronting cyberespionage under international law,,Routledge,2019,Routledge focus,,9781138476424,,https://cir.nii.ac.jp/crid/1130000794171498624