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 International Conference on Fluid Sealing and American Society of Lubrication Engineers,"Recent developments in seal technology : ASLE papers presented at the 4th International Conference on Fluid Sealing in Philadelphia, Pa., May 5-8, 1969",,American Society of Lubrication Engineers,1969,ASLE special publication,,,,https://cir.nii.ac.jp/crid/1130000795697902464