
https://www.nao.org.uk/wp-content/uploads/2022/05/Regulating-after-EU-Exit.pdf

https://theconversation.com/we-need-to-talk-about-chinese-and-us-influence-in-europes-energy-industry-227195

https://blogs.lse.ac.uk/europpblog/2021/10/22/unexpected-lessons-from-spains-economic-rise/