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 "Spiliopoulou Åkermark, Sia and Heinikoski, Saila and Kleemola-Juntunen, Pirjo",Demilitarisation and international law in context : the Åland islands,,Routledge,2018,Routledge focus,,9781138093300,,https://cir.nii.ac.jp/crid/1130000795250338560