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) Stuart Hendren,"Extra special defect groups of order p3 and exponent p2",Journal of Algebra,0021-8693,Elsevier BV,2005-09,291,2,457-491,https://cir.nii.ac.jp/crid/1362544421016160000,https://doi.org/10.1016/j.jalgebra.2005.05.002