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 Pedestrian Friction (1977 : Denver, Colo.) and Anderson, Carl and Senne, John and American Society for Testing and Materials. Subcommittee E17.26 on Methods of Measuring Pedestrian Friction","Walkway surfaces : measurement of slip resistance : a symposium, Denver, Colo., 30 June, 1977",,ASTM,1978,ASTM special technical publication,,,,https://cir.nii.ac.jp/crid/1130000795820351744