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) MICHAEL D.,Ekstrand and John T. Riedl. rv you're dumb : identifying discarded work in wiki article history,"WikiSym '09 : Proceedings of the 5th International Symposium on Wikis and Open Collaboration, New York, NY, USA",,ACM,2009,,,1-10,https://cir.nii.ac.jp/crid/1574231875572464000,