Gruszczak, Artur, ред. «Migration and Security in 2018 . 27». в Security Outlook 2018, Societas, Vol. 121:27–51. Societas. Poland: Księgarnia Akademicka Publishing, 2019. просмотрено ноябрь 5, 2026. https://books.akademicka.pl/publishing/catalog/book/90/chapter/1146.