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 "Oguejiofor, J. Obi (Josephat Obi)",The arguments for the immortality of the soul in the first half of the thirteenth century,,Peeters,1995,Recherches de théologie ancienne et médiévale,,9068317598,,https://cir.nii.ac.jp/crid/1130282272832377984