
https://publications.parliament.uk/pa/bills/cbill/2017-2019/0005/18005.pdf

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

https://www.europarl.europa.eu/doceo/document/B-9-2020-0098_EN.html?utm_source=POLITICO.EU&utm_campaign=3e49ba2509-EMAIL_CAMPAIGN_2020_02_13_05_53&utm_medium=email&utm_term=0_10959edeb5-3e49ba2509-190380769