1. Rossmo D K, Thurman Q C, Jamieson J D, Egan K (2008) Geographic patterns and profiling of illegal crossings of the southern US border. Secur J 21(1-2):29–57
2. Tsianos V, Karakayali S (2010) Transnational migration and the emergence of the European border regime: an ethnographic analysis. Eur J Soc Theory 13(3):373–387
3. European Parliament and Council of the European Union (2013) Regulation (EU) No 1052/2013 of the European Parliament and of the Council of 22 October 2013 establishing the European Border Surveillance System (Eurosur)
4. U.S. Customs and Border Protection (2018) Border Surveillance System (BSS). Retrieved 8 December 2019, from https://www.dhs.gov/sites/default/files/publications/privacy-pia-cbp022-bss-september2018.pdfhttps://www.dhs.gov/sites/default/files/publications/privacy-pia-cbp022-bss-september2018.pdfhttps://www.dhs.gov/sites/default/files/publications/privacy-pia-cbp022-bss-september2018.pdf
5. Jones R, Johnson C (2016) Border militarisation and the re-articulation of sovereignty. Trans Inst Br Geogr 41(2):187–200