https://www.opendemocracy.net/kamil-matuszczyk/migration-crisis-in-2017-challenges-for-eu-solidarity
https://www.brookings.edu/articles/switzerland-europes-critical-vulnerability/
https://jssnews.com/2009/04/27/discoursdefrancoismitterrand17011995/
https://www.brookings.edu/articles/when-and-why-does-congress-create-fiscal-commissions/