引用
https://www.bloomberg.co.jp/news/articles/2023-08-23/RZUTC3T0AFB401?srnd=cojp-v2
https://www.bloomberg.co.jp/news/articles/2023-08-23/RZUTC3T0AFB401?srnd=cojp-v2
https://jp.reuters.com/article/russia-crash-idJPKBN2ZY1HT?il=0
https://jp.tradingview.com/chart/