著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL National Symposium on Fracture Mechanics and ASTM Committee E-24 on Fracture Testing,Fracture mechanics : proceedings of the Twelfth National Symposium on Fracture Mechanics : a symposium,,ASTM,1980,ASTM special technical publication,,,,https://cir.nii.ac.jp/crid/1130282272263230464