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 "Chen, Mingjun and Chen, Zhongying and Chen, G. (Guanrong)",Approximate solutions of operator equations,,World Scientific,1997,Series in approximations and decompositions,,9810230648,,https://cir.nii.ac.jp/crid/1130000796285766528