https://publications.parliament.uk/pa/cm201719/cmselect/cmexeu/1778/1778.pdf
https://www.socialeurope.eu/trump-and-brexit
https://centreforbrexitpolicy.org.uk/wp-content/uploads/2020/07/REPLACING-THE-WITHDRAWAL-AGREEMENT-How-to-ensure-the-UK-takes-back-control-on-exiting-the-transition-period-12-July-20.pdf
https://committees.parliament.uk/publications/30492/documents/175947/default/