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 "Symposium on Viscosity Testing of Asphalt and Experience with Viscosity Graded Specifications, Los Angeles, 1972 and American Society for Testing and Materials","Viscosity testing of asphalt and experience with viscosity graded specifications : a symposium presented at the 75th annual meeting [of the] American Society for Testing and Materials, Los Angeles, Calif., 25-30 June 1972",,American Society for Testing and Materials,1973,ASTM special technical publication,,,,https://cir.nii.ac.jp/crid/1130282270628232064