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 "Fletcher, J. O. (Joseph O.) and National Science Foundation (U.S.)",Ice extent on the Southern Ocean and its relation to world climate,,Rand,1969,Research memorandum,,,,https://cir.nii.ac.jp/crid/1130014171864913024