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) Keiichi Nagao and Holger Bech Nielsen,Automatic hermiticity for mixed states,Progress of Theoretical and Experimental Physics,2050-3911,Oxford University Press (OUP),2023-02-16,2023,3,,https://cir.nii.ac.jp/crid/1360017279865694080,https://doi.org/10.1093/ptep/ptad025