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) Elliott H. Lieb,Two theorems on the Hubbard model,Physical Review Letters,0031-9007,American Physical Society (APS),1989-03-06,62,10,1201-1204,https://cir.nii.ac.jp/crid/1364233270246179072,https://doi.org/10.1103/physrevlett.62.1201