https://www.occrp.org/en/37-ccblog/ccblog/18400-only-those-with-money-can-leave-gazans-pay-thousands-to-escape-through-egypt
https://www.unhcr.org/gcr/GCR_English.pdf
http://institute.global/sites/default/files/field_article_attached_file/IGC_EU%20Migration_10.09.17.pdf