
https://www.globaltradealert.org/reports/download/aws/https://gtaupload.s3.eu-west-1.amazonaws.com/Uploads/files/gta31/GTA31.pdf

https://www.nakedcapitalism.com/2018/02/another-brexit-mess-grandfathering-existing-free-trade-agreements-looks-unlikely.html

https://blogs.sussex.ac.uk/uktpo/2017/06/12/disentangling-brexit-trade-politics-and-policies/