
https://ukandeu.ac.uk/wp-content/uploads/2021/11/Brexit-and-Services-Trade-Working-Paper.pdf

https://constitution-unit.com/2017/10/02/citizens-assembly-on-brexit-results-and-initial-reflections/

https://www.parliament.uk/documents/lords-committees/eu-select/Third-Interparliamentary-Forum-on-Brexit-statement.pdf