https://rhg.com/wp-content/uploads/2022/03/RHG-US-Policy-to-Reduce-Russian-Energy-Leverage.pdf
https://ecipe.org/blog/eu-russia-trade-since-the-war/
https://www.crisisgroup.org/asia/north-east-asia/china-iran-saudi-arabia/how-beijing-helped-riyadh-and-tehran-reach-detente
https://www.whitehouse.gov/wp-content/uploads/2021/06/100-day-supply-chain-review-report.pdf