https://publications.parliament.uk/pa/cm201719/cmselect/cmworpen/769/769.pdf
https://www.occrp.org/en/investigations/calling-london
https://sipri.org/sites/default/files/2017-09/yb17-summary-eng.pdf
https://ukandeu.ac.uk/wp-content/uploads/2021/02/UK-regulation-after-Brexit.pdf?mc_cid=1d4cf56e72&mc_eid=815b1928ec