
https://www.levif.be/international/union-europeenne/le-parquet-europeen-sempare-enfin-de-la-plainte-belge-contre-von-der-leyen/

https://www.greatbritishpolitics.co.uk/europe/654-dual-nationality-and-the-hurdles-facing-britons-who-want-to-keep-eu-citizenship-after-brexit.html

https://www.bruegel.org/sites/default/files/2023-05/PB%2010%202023.pdf