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) Paul D. Spudis,The Geology of Multi-Ring Impact Basins,,,Cambridge University Press,1993-10-14,,,,https://cir.nii.ac.jp/crid/1361418520748267776,https://doi.org/10.1017/cbo9780511564581