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
"Lee, Keumsoon",The border-crossing North Koreans : current situations and future prospects,,Korea Institute for National Unification,2006,Studies series,,8984793531,,https://cir.nii.ac.jp/crid/1130282272416557056