
http://odlisnost.cz/posts/pristehovalci-a-nase-zamestnani

http://fedtrust.co.uk/views-from-the-federal-trust/free-movement-and-migration/

http://www2.warwick.ac.uk/fac/soc/pais/research/researchcentres/irs/crossingthemed/ctm_final_report_4may2017.pdf