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) Kutami Mamoru,The Property Special (DF) for Unit-Regular Rings,Mathematical Journal of Okayama University,0030-1566,"Department of Mathematics, Faculty of Science, Okayama University",1996-01,38,1,1-11,https://cir.nii.ac.jp/crid/1390290699601725440,https://doi.org/10.18926/mjou/33101