https://asiatimes.com/2019/06/the-chinese-influx-into-asian-russia/
https://www.china-briefing.com/news/chinas-relations-with-russia-in-a-new-age/
https://www.orfonline.org/expert-speak/chinas-steadily-expanding-investments-in-russia-since-the-ukraine-conflict/
https://en.wikipedia.org/wiki/Amur_Annexation
https://www.fmprc.gov.cn/mfa_eng/zxxx_662805/202302/t20230224_11030713.html
https://www.gro-intelligence.com/insights/china-begins-to-erode-us-dollar-dominance-in-global-trade-agreements
https://www.nbcnews.com/news/investigations/china-helps-russia-evade-sanctions-tech-used-ukraine-war-rcna96693