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) Anoop S Kumar and Steven Raj Padakandla,Testing the safe-haven properties of gold and bitcoin in the backdrop of COVID-19: A wavelet quantile correlation approach,Finance Research Letters,1544-6123,Elsevier BV,2022-06,47,,102707,https://cir.nii.ac.jp/crid/1360298761958291712,https://doi.org/10.1016/j.frl.2022.102707