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) "KO, Eungil and LEE, Ji Eun and LEE, Mee-Jung",Properties of $C$-normal operators (Research on preserver problems on Banach algebras and related topics),数理解析研究所講究録別冊,1881-6193,"Research Institute for Mathematical Sciences, Kyoto University",2023-07,B93,,117-124,https://cir.nii.ac.jp/crid/1050015897173947392,