https://blogs.lse.ac.uk/europpblog/2024/06/10/the-promise-and-meaning-of-the-european-political-community-after-the-2024-eu-and-uk-elections/
https://www.parlament.cat/document/cataleg/48146.pdf
https://www.ceps.eu/wp-content/uploads/2022/11/next-steps-for-eu-enlargement-forwards-or-backwards.pdf