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)
FORGY E. W.,Cluster analysis of multivariate data : efficiency versus interpretability of classifications,Biometrics,,,1965,21,,768-769,https://cir.nii.ac.jp/crid/1571980074621944832,