
https://publications.parliament.uk/pa/ld201719/ldselect/ldeucom/387/387.pdf

https://ukandeu.ac.uk/long-read/the-protocol-post-brexit-northern-ireland/?mc_cid=9de7c359e6&mc_eid=815b1928ec

https://www.thetimes.co.uk/edition/news/irish-want-sea-border-with-uk-after-brexit-lvb6n35fq