https://www.vdma.org/v2viewer/-/v2article/render/21059151
https://www.esri.ie/system/files/publications/RB202017_2.pdf
https://blogs.lse.ac.uk/brexit/2019/04/15/brexit-lessons-from-the-silesian-backstop-of-1919-25/
https://ukandeu.ac.uk/wp-content/uploads/2021/02/UK-regulation-after-Brexit.pdf?mc_cid=1d4cf56e72&mc_eid=815b1928ec