
https://www.socialeurope.eu/romania-and-bulgaria-stuck-in-eus-second-tier

https://blogs.lse.ac.uk/europpblog/2023/11/21/how-eu-integration-has-affected-economic-redistribution-in-central-and-eastern-europe/

https://facesofconflict.crisisgroup.org/atrapados-en-el-tapon-migrantes-y-traficantes-en-el-darien/?lang=es