1. Anti-slavery. (2014). Trafficking for Forced Criminal Activities and Begging in Europe. RACE in Europe Project [Online]. http://www.antislavery.org/includes/documents/cm_docs/2014/t/trafficking_for_forced_criminal_activities_and_begging_in_europe.pdf
.
2. Campbell, J. R. (2016). Asylum v. Sovereignty in the 21st Century: How Nation-State’s Breach International Law to Block Access to Asylum. International Journal Migration and Border Studies, 2(1), 24–39.
3. Cross, A. L. (2013). Slipping Through the Cracks: The Dual Victimization of Human-Trafficking Survivors. McGeorge Law Review, 44, 395–422.
4. European Commission. (2012). The EU Strategy Towards the Eradication of Trafficking in Human Beings (2012–2016) [Online]. https://ec.europa.eu/anti-trafficking/eu-policy/new-european-strategy-2012-2016_en
.
5. Fair Work. (2011). Signaling Victims of Labor Exploitation and Criminal Exploitation in Alien Detention [Online]. http://www.fairwork.nu/assets/structured-files/Publicaties/Rapporten/RapportageVDarbeids-encrimineleuitbuitingDEF3007201.pdf
.