https://www.vdma.org/v2viewer/-/v2article/render/21059151
http://www.cer.org.uk/sites/default/files/insight_js_st_9.6.17.pdf
http://fedtrust.co.uk/the-2017-general-election-a-mandate-for-brexit/
https://ukandeu.ac.uk/wp-content/uploads/2024/03/UKICE-Brexit-and-the-State.pdf