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
"Diaconu, Petre and Creţeanu, Radu",Les coumans au Bas-Danube aux XIe et XIIe siècles,,Editura Academiei Republicii Socialiste România,1978,Bibliotheca historica Romaniae,,,,https://cir.nii.ac.jp/crid/1130000794822708736