https://www.socialeurope.eu/2017/06/answer-wages-not-capital/
http://www.migrationobservatory.ox.ac.uk/resources/commentaries/brexodus-migration-and-uncertainty-after-the-eu-referendum/
https://www.socialeurope.eu/2017/06/theresa-mays-other-citizens-of-nowhere/
https://www.nao.org.uk/wp-content/uploads/2016/02/Managing-the-supply-of-NHS-clinical-staff-in-England.pdf
http://blogs.lse.ac.uk/brexit/2017/06/05/uk-voters-including-leavers-care-more-about-reducing-non-eu-than-eu-migration/
http://www2.warwick.ac.uk/fac/soc/pais/research/researchcentres/irs/crossingthemed/ctm_final_report_4may2017.pdf
http://www.russellgroup.ac.uk/news/blog-international-students/
http://oegfe.at/wordpress/2017/05/the-free-movement-of-workers-within-the-eu-and-the-case-of-austria-balancing-distortions-and-adding-value-op-ed-paul-schmidt-the-european-financial-review/
http://blogs.lse.ac.uk/brexit/2017/05/31/eu-migrants-going-home-with-skills-acumen-and-higher-expectations/
http://www.dw.com/en/eastern-european-migrants-in-the-uk-face-growing-hostility/a-19562199