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) Walter W. Powell and Kurt W. Sandholtz,Amphibious entrepreneurs and the emergence of organizational forms,Strategic Entrepreneurship Journal,1932-4391,Wiley,2012-06,6,2,94-115,https://cir.nii.ac.jp/crid/1360857596758544640,https://doi.org/10.1002/sej.1129