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) Steve Engelen and Hilda Meersman and Eddy Van De Voorde,Using system dynamics in maritime economics: an endogenous decision model for shipowners in the dry bulk sector,Maritime Policy & Management,0308-8839,Informa UK Limited,2006-05,33,2,141-158,https://cir.nii.ac.jp/crid/1360292621348517248,https://doi.org/10.1080/03088830600612807