
https://www.theguardian.com/politics/2017/apr/19/gina-miller-best-for-britain-tactical-voting-against-hard-brexit?CMP=share_btn_link

https://www.nmc.org.uk/globalassets/sitedocuments/other-publications/nmc-register-2013-2017.pdf

http://www.bertelsmann-stiftung.de/fileadmin/files/Projekte/Migration_fair_gestalten/IB_PolicyBrief_Einwanderungsgesetz_082017_ENG.pdf