https://www.ippr.org/files/2017-09/cej-interim-report-summary-170911.pdf
https://ukandeu.ac.uk/explainers/the-protocol-on-ireland-northern-ireland/?mc_cid=2bd4dc8e93&mc_eid=815b1928ec
https://dbei.gov.ie/en/Publications/Publication-files/Ireland-and-the-Impacts-of-Brexit.pdf
https://www.globalecho.law/wp-content/uploads/2026/06/Global-Echo_Importing-Occupation_June-2026_ENG.pdf