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) STACHIOTTI M.,Crossover from a displacive to an order-disorder transition in the nonlinear-polarizability model,Phys. Rev. B,,,1993,47,,2473-2479,https://cir.nii.ac.jp/crid/1570854176709459840,