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 ASTM Committee D-9 on Electrical Insulating Materials,"Symposium on insulating oils : seventh in a series of symposiums covering laboratory and field evaluation of liquid electrical insulation : presented at a meeting of Committee D-9 on Electrical Insulating Materials, Roanoke, Virginia, February 26, 1957, American Society for Testing Materials",,A.S.T.M,1957,ASTM special technical publication,,,,https://cir.nii.ac.jp/crid/1130282271594220928