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
"Göbel, Rüdiger and Trlifaj, Jan",Approximations and endomorphism algebras of modules,,Walter de Gruyter,2006,De Gruyter expositions in mathematics,,9783110110791,,https://cir.nii.ac.jp/crid/1130000797537230336