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) Fenghua Wen and Xi Tong and Xiaohang Ren,"Gold or Bitcoin, which is the safe haven during the COVID-19 pandemic?",International Review of Financial Analysis,1057-5219,Elsevier BV,2022-05,81,,102121,https://cir.nii.ac.jp/crid/1360580236932813824,https://doi.org/10.1016/j.irfa.2022.102121