https://ec.europa.eu/commission/sites/beta-political/files/guiding-principles-dialogue-ei-ni_en.pdf
https://www.smmt.co.uk/wp-content/uploads/sites/2/1207-SMMT-position-on-UK-Brexit-negotiations.pdf
https://www.cbi.org.uk/media/4112/the-red-tape-challenge-final.pdf
http://cer.eu/in-the-press/speech-michel-barnier-future-eu-conference