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) AKAGI T.,Effect of mandrel-driven sand drain on soft clay,Proceedings of the Tenth International Conference on Soil Mechanics and Foundation Engineering,,,1981,,,581-584,https://cir.nii.ac.jp/crid/1570291224119962624,