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 Astronomical Union. Symposium and International Astronomical Union and International Union of Theoretical and Applied Mechanics,"Gas dynamics of cosmic clouds : a symposium held at Cambridge, England, July 6-11, 1953",,North-Holland,1955,Symposium,,,,https://cir.nii.ac.jp/crid/1130282269725360256