https://blogs.lse.ac.uk/europpblog/2023/03/13/what-impact-have-eu-sanctions-had-on-the-russian-economy/
https://ecipe.org/wp-content/uploads/2021/09/ECI_21_PolicyBrief_12_2021_LY02.pdf
https://www.theafricareport.com/238938/energy-buoyed-by-eni-italy-looks-to-africa-free-itself-from-russian-supply/