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) PATTON F. D.,Multiple modes of shear failure in rock,"Proc. 1st Cong. Int. Soc. Rock Mech, Lisbon",,,1966,1,,509-513,https://cir.nii.ac.jp/crid/1573105973927731584,