https://blogs.lse.ac.uk/brexit/2021/01/11/article-16-of-the-ireland-northern-ireland-protocol-offers-no-quick-fix/
https://csis-website-prod.s3.amazonaws.com/s3fs-public/2024-05/240506_DIIG_Expanding_ToolKit.pdf?VersionId=785wGqP.xIAVryt79tl2LBa7STlXnV6A
https://fullfact.org/europe/how-many-free-trade-deals-has-eu-done/