https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef18005en.pdf
https://www.ips-journal.eu/topics/democracy-and-society/eastern-europe-needs-a-new-immigration-narrative-7412/
https://www.strategie.gouv.fr/sites/strategie.gouv.fr/files/atoms/files/fs-2020-ns-cadres-02-juillet.pdf
https://www.socialeurope.eu/ryanair-on-the-side-of-europes-citizens