
https://www.esri.ie/system/files/publications/RS158_0.pdf

https://reliefweb.int/attachments/66a09358-2cf3-448c-846a-d29f9f8f768c/62a9d1494.pdf

https://www.la-croix.com/Monde/Miroslav-Lajcak-Ne-pas-penser-migration-comme-probleme-court-terme-2017-11-01-1200888652