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 "Sewell, W. E. (Walter Edwin)",Degree of approximation by polynomials in the complex domain,,University Microfilms,1942,O-P book,,,,https://cir.nii.ac.jp/crid/1130000797398956160