http://www.eca.europa.eu/Lists/ECADocuments/PRIX_LAZARO_FERNANDEZ_COMPLETE/PRIX_LAZARO_FERNANDEZ_COMPLETE_EN.PDF
http://euroefe.euractiv.es/1311_actualidad/4466026_la-ampliacion-de-la-ue-provoco-una-fuga-de-cerebros-de-este-a-oeste.html
https://www.publications.parliament.uk/pa/cm201617/cmselect/cmintrade/817/817.pdf
http://www.epc.eu/documents/uploads/pub_7655_riseofpostnationaldemocracy.pdf
http://www.conservativehome.com/thecolumnists/2017/05/christopher-howarths-guide-to-brexit-the-manifesto-must-convince-leavers-and-lock-in-our-escape-from-the-eu.html
http://health.gov.ie/wp-content/uploads/2017/04/Relocation-of-the-European-Medicines-Agency.pdf
https://www.cips.org/en/news/news/businesses-preparing-to-sever-supply-chain-ties-between-the-uk-and-the-eu-to-avoid-brexit-tariffs/
http://www.euractiv.com/section/economy-jobs/news/eu-to-grow-faster-despite-brexit-turmoil/
http://www.ilo.org/wcmsp5/groups/public/—dgreports/—cabinet/documents/genericdocument/wcms_371208.pdf
http://www.icaew.com/-/media/corporate/files/technical/economy/brexit/eu-exit-charge.ashx