
https://wiiw.ac.at/shifting-patterns-of-migration-in-europe-new-source-countries-old-challenges-dlp-6915.pdf

http://www.europarl.europa.eu/news/en/press-room/20171115IPR88120/ep-ready-to-start-talks-with-eu-governments-on-overhaul-of-dublin-system

https://www.ips-journal.eu/topics/democracy-and-society/eastern-europe-needs-a-new-immigration-narrative-7412/