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) Henry Etzkowitz,Research groups as ‘quasi-firms’: the invention of the entrepreneurial university,Research Policy,0048-7333,Elsevier BV,2003-01,32,1,109-121,https://cir.nii.ac.jp/crid/1362825893546749696,https://doi.org/10.1016/s0048-7333(02)00009-4