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) MCDONALD M. G.,MODFLOW : A modular 3D finite difference groundwater flow model. U.S. Geological Survey,Open File Report,,,1988,83,,528,https://cir.nii.ac.jp/crid/1570854174956571520,