著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) ,The Practice and Evaluation of Display Scope Control System of e-Learning Materials based on Learning Progressions,The Journal of Information and System in Education 5-1,,,2006,,,76-83,https://cir.nii.ac.jp/crid/1010000781802916748,