
https://www.brookings.edu/wp-content/uploads/2017/09/4_alganetal.pdf

https://theconversation.com/the-federal-union-how-a-group-of-1940s-economists-dreamt-of-a-european-union-for-the-working-classes-231614

https://fpc.org.uk/the-safety-of-journalists-a-matter-of-international-human-rights-standards-and-soft-law/