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) LADD H. S.,Tertiary fresh-water mollusks from Pacific Islands,Malacologia,,,1965,2,,189-197,https://cir.nii.ac.jp/crid/1571980076261927424,