https://publications.parliament.uk/pa/cm201719/cmselect/cmcumeds/365/36503.htm
http://www.acea.be/uploads/publications/ACEA_position_paper-Brexit.pdf
https://ec.europa.eu/commission/publications/position-paper-transmitted-eu27-judicial-cooperation-civil-and-commercial-matters_en
http://www.express.co.uk/news/uk/840143/DNA-English-villages-foreigners-residents-study