
https://cdn.ymaws.com/www.export.org.uk/resource/resmgr/docs/policy_papers/IOE&IT_report_with_EY_TradeT.pdf

http://www.esf.be/new/wp-content/uploads/2018/07/ESF-Press-Release-on-Importance-of-Services-Trade-in-EU-UK-Future-Relastionship.pdf

https://www.waz.de/politik/gabriel-brexit-vertrag-als-modell-fuer-eu-tuerkei-beziehung-id212938393.html