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 "Hannikainen, Lauri","Peremptory norms (jus cogens) in international law : historical development, criteria, present status",,Finnish Lawyers' Pub. Co.,1988,Lapin korkeakoulun oikeustieteellisiä julkaisuja = University of Lapland publications in law,,9516403948,,https://cir.nii.ac.jp/crid/1130000796891924736