著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL
"Frech, Karl-Augustin","Papstregesten, 1024-1058",,Böhlau,2006,Regesta Imperii,,"9783412020064,9783412208554",,https://cir.nii.ac.jp/crid/1130000797653240192