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 "O'Rourke, Vincent",The usefulness of financial ratio analysis for discrimination of small business credit risks,,National Technical Information Service,1982,海外研究開発レポート,,,,https://cir.nii.ac.jp/crid/1130282272110141440