
https://www.instituteforgovernment.org.uk/sites/default/files/publications/negotiating-brexit-preparing-talks-uk-future-relationship-eu-FINAL_1.pdf

https://www.gov.scot/binaries/content/documents/govscot/publications/publication/2019/12/scotlands-right-choose-putting-scotlands-future-scotlands-hands/documents/scotlands-right-to-choose-putting-scotlands-future-in-scotlands-hands/scotlands-right-to-choose-putting-scotlands-future-in-scotlands-hands/govscot%3Adocument/scotlands-right-choose-putting-scotlands-future-scotlands-hands.pdf

http://www.parliament.uk/documents/commons-committees/Exiting-the-European-Union/17-19/Cross-Whitehall-briefing/EU-Exit-Analysis-Cross-Whitehall-Briefing.pdf