
https://publications.parliament.uk/pa/ld5801/ldselect/ldeucom/248/248.pdf

https://ukandeu.ac.uk/the-uk-internal-market-bill-breaking-law-and-reputation/?mc_cid=7627d659c2&mc_eid=815b1928ec

http://www.transfrontier.eu/regions/ireland-northern-ireland/