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
"Clark, T.D",Applying fuzzy mathematics to formal models in comparative politics,,Springer,2008,Studies in fuzziness and soft computing,,9783540774600,,https://cir.nii.ac.jp/crid/1130282271141014400