https://blogs.lse.ac.uk/europpblog/2021/07/23/same-legal-status-but-unequal-treatment-bureaucratic-discrimination-against-mobile-eu-citizens/
https://www.energy.senate.gov/public/index.cfm/files/serve?File_id=77F2C6DE-500B-4AE1-8C45-170B2DEFB78A
https://www.lobbycontrol.de/lobbyregister/ein-jahr-lobbyregister-105729/?mtm_campaign=2023-01-31&mtm_kwd=1