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 "Stephens, Max","Researching relational thinking, technical report of research",,"Center for Research on International Cooperation in Educational Development, University of Tsukuba",2004,Program report by visiting foreign research fellows,,,,https://cir.nii.ac.jp/crid/1130282270478303488