https://ukandeu.ac.uk/the-future-of-the-uk-eu-relationship/?mc_cid=f8b68a972a&mc_eid=815b1928ec
https://www.spectator.co.uk/article/full-text-top-uk-brexit-negotiator-david-frost-on-his-plans-for-an-eu-trade-deal
http://www.fdf.org.uk/news.aspx?article=7834