https://www.niauk.org/media-centre/blog/uk-explore-retaining-membership-euratom/
https://www.esri.ie/system/files/publications/WP677_0.pdf
https://www.kcl.ac.uk/sspp/policy-institute/publications/What-sort-of-Brexit-do-the-British-people-want.pdf
https://policyscotland.gla.ac.uk/blog-sir-ivan-rogers-speech-text-in-full/