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 "Valentine, H. R. and Lutjeharms, J. R. E.",Oceanic thermal fronts in the Southern Ocean : a statistical analysis of historic date South of Africa,,National Research Institute for Oceanology,1983,CSIR research report,,0798828668,,https://cir.nii.ac.jp/crid/1130282271470963328