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
"Weigand, Gustav Ludwig and Zlatarski, Vasil Nikolov and Staneff, N.",Geschichte der Bulgaren,,I. Parlapanoff,1917,Bulgarische Bibliothek,,,,https://cir.nii.ac.jp/crid/1130282272844926592