References
- Lambrechts, D. 2014. “Doing Research on Sensitive Topics in Political Science: Studying Organised Criminal Groups in Cape Town, South Africa.” Politikon 41 (2): 249–265. doi: 10.1080/02589346.2014.905257
- United Nations Environment Programme (UNEP) and INTERPOL. 2016. The Rise of Environmental Crime: A Growing Threat to National Resources, Peace, Development and Security. Accessed June 14. http://unep.org/documents/itw/environmental_crimes.pdf