著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Saburo Ota,An Empirical Study of Bankruptcy and Turnaround after the Great Earthquake in Northeastern Japan : Corporate Risk Management for Natural Disasters,Research paper series,13452878,市川 : 千葉商科大学経済研究所,2012-05,,62,1-45,https://cir.nii.ac.jp/crid/1520572357836877568,