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) Koichi Kobayashi and Wataru Koyanagi,17-Year-Long Sewage Sludge Ash Concrete Exposure Test,Infrastructures,2412-3811,MDPI AG,2021-05-11,6,,74,https://cir.nii.ac.jp/crid/1871710641236069248,https://doi.org/10.3390/infrastructures6050074