https://eur-lex.europa.eu/eli/dir/2019/1152/oj
https://www.transparency.org/news/feature/stopping_dirty_money_the_global_effective_o_meter
http://www.lawyersforbritain.org/eu-deal-financial-liabilities.shtml
https://extranet.greens-efa.eu/public/media/file/9012/6725