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) G. J. Goodhardt and A. S. C. Ehrenberg and C. Chatfield,The Dirichlet: A Comprehensive Model of Buying Behaviour,Journal of the Royal Statistical Society. Series A (General),0035-9238,JSTOR,1984,147,5,621,https://cir.nii.ac.jp/crid/1360011146400861696,https://doi.org/10.2307/2981696