https://labour.org.uk/wp-content/uploads/2022/12/Commission-on-the-UKs-Future.pdf
http://library.fes.de/pdf-files/bueros/athen/13572.pdf
http://www.finfacts.ie/Irish_finance_news/articleDetail.php?Brexit-Northern-Ireland-s-industry-eclipsed-by-Republic-s-after-1961-803
https://www.openglobalrights.org/federal-democracy-four-pitfalls/