https://www.socialeurope.eu/romania-and-bulgaria-stuck-in-eus-second-tier
https://ec.europa.eu/commission/sites/beta-political/files/reflection-paper-emu_en.pdf
https://www.socialeurope.eu/sps-snatching-renewal-jaws-defeat
https://visegradinsight.eu/moderate-reactivation-weimar-triangle/