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)
Linton C. Freeman,Centrality in social networks conceptual clarification,Social Networks,0378-8733,Elsevier BV,1978-01,1,3,215-239,https://cir.nii.ac.jp/crid/1362262946356913280,https://doi.org/10.1016/0378-8733(78)90021-7