https://www.wilsoncenter.org/blog-post/afghan-refugees-still-limbo
https://www.government.nl/documents/speeches/2018/09/24/speech-by-the-minister-of-foreign-affairs-stef-blok-to-kick-off-a-lunchtime-session-on-%E2%80%98action-against-human-trafficking-sanctions-accountability-and-the-rule-of-law%E2%80%99
http://ourglobalfuture.com/wp-content/uploads/2017/05/Global-Future-The_case_for_immigration.pdf