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 "Ringbom, Henrik",The EU maritime safety policy and international law,,Martinus Nijhoff Pub.,2008,Publications on ocean development,,9789004168961,,https://cir.nii.ac.jp/crid/1130282269345245824