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 "Fujita, Edmundo",The prevention of geographical proliferation of nuclear weapons : nuclear-weapon-free zones and zones of peace in the southern hemisphere,,United Nations,1989,Research papers = Travaux de recherche,,9290450347,,https://cir.nii.ac.jp/crid/1130000793714670848