
https://www.gov.uk/guidance/status-of-eu-nationals-in-the-uk-what-you-need-to-know

https://theconversation.com/crisis-migratoria-en-la-ue-que-sabemos-sobre-lo-que-ocurre-en-lampedusa-213952

https://www.socialeurope.eu/2017/06/theresa-mays-other-citizens-of-nowhere/