https://www.publications.parliament.uk/pa/cm201617/cmselect/cmexeu/1125/1125.pdf
https://www.eca.europa.eu/ECAPublications/SR-2024-06/SR-2024-06_EN.pdf
http://www.guengl.eu/news/article/gue-ngl-news/adoption-of-the-european-travel-information-and-authorisation-system-a-hidd
https://ec.europa.eu/home-affairs/sites/homeaffairs/files/e-library/documents/policies/organized-crime-and-human-trafficking/corruption/docs/acr_2014_en.pdf