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) CASAGRANDE A.,The determination of the pre-consolidation load and its practical significance,Proc. 1st Int. Conf. Soil Mech.,,,1936,,,3-60,https://cir.nii.ac.jp/crid/1570572699742285056,