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
"Poulsen, Bjørn and Sindbæk, Søren Michael",Settlement and lordship in Viking and early medieval Scandinavia,,Brepols,2011,The Medieval countryside,,9782503531311,,https://cir.nii.ac.jp/crid/1130000794697014400