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 "Welander, Pierre",Theoretical forms for the vertical exchange coefficients in a stratified fluid with application to lakes and seas,,Kungl. Vetenskaps- och vitterhets-samhället,1968,Acta Regiae Societatis Scientiarum et Litterarum Gothoburgensis,,,,https://cir.nii.ac.jp/crid/1130851850046557599