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 American Society for Testing and Materials,"Symposium on pH measurement : presented at the Fifty-Ninth Annual Meeting, American Society for Testing Materials, Atlantic City, N.J., June 19, 1956",,American Society for Testing Materials,1957,ASTM special technical publication,,,,https://cir.nii.ac.jp/crid/1130282271215853568