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) BALMER G. G.,Shearing strength of concrete under high triaxial stress-computation of Mohr's envelope as a curve,"Structural Research Laboratory Report, United States Department of the Interior, Bureau of Reclamation",,,1949,,,No.SP-23,https://cir.nii.ac.jp/crid/1570291224195563136,