http://carnegieeurope.eu/strategiceurope/72634?lang=en
https://www.gov.uk/guidance/status-of-eu-nationals-in-the-uk-what-you-need-to-know
https://www.esri.ie/system/files/publications/RS158_0.pdf
https://www.gmfus.org/sites/default/files/2024-01/US%20elections%20series%20I%20-%20Tausendfreund.pdf