https://ukandeu.ac.uk/boris-johnsons-brexit-deal-whats-in-it-and-how-is-it-different-to-theresa-mays-version/
https://blogs.sussex.ac.uk/uktpo/2017/06/12/disentangling-brexit-trade-politics-and-policies/
http://www.ips-journal.eu/regions/europe/article/show/remainers-revenge-really-2101/