https://www.socialeurope.eu/trump-and-brexit
https://cerre.eu/wp-content/uploads/2024/01/CERRE.BOOK_.DMA_.17JAN.pdf
http://uk.businessinsider.com/former-eu-negotiator-mays-government-has-handled-brexit-in-the-absolute-worst-way-2017-7
https://publications.parliament.uk/pa/cm201719/cmselect/cmfaff/514/514.pdf