
https://publications.parliament.uk/pa/cm201719/cmselect/cmintrade/520/520.pdf

https://publications.parliament.uk/pa/bills/cbill/2019-2020/0007/20007.pdf

http://www.guengl.eu/news/article/eu-citizens-rights-and-status-of-north-of-ireland-must-be-prioritised-in-br