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) 杉山 隆文,Alternation of Swelling Force in Bentonite sand Mixture by the Leaching of Calcium Ions in Concrete,The 60th Annual Meeting of the Japan Society of Civil Engineers CS16-013,,,2005,,,471-472,https://cir.nii.ac.jp/crid/1010000781875001114,