著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Frieder Recknagel and Erhard Beuschold and Uwe Petersohn,Delaqua – A Prototype Expert System for Operational Control and Management of Lake Water Quality,Water Science and Technology,0273-1223,IWA Publishing,1991-09-01,24,6,283-290,https://cir.nii.ac.jp/crid/1361418519900978816,https://doi.org/10.2166/wst.1991.0167