1. Carlson, B. J., 2001. Past UAV Program Failures and Implications for Current UAV Programs. ACSC, Maxwell AFB.
2. Duck, E., 2002. Future Missions for Unmanned Aerial Vehicles: Exploring Outside the Box, Aerospace Power Journal.
3. Edder, J., 2006. COTS – based systems enable break-through in unmanned aerial vehicles. [online] Available from: http://www.embedded-control-europe.com/pdf/ basjun06p16. pdf: [Accessed 2 Mar 2018]
4. Joint Tactical Radio System Program Offi ce, 2003. Joint Tactical Radio System (JTRS) Program Status. Rosslyn VA. [online] Available from: http://spacecom.grc.nasa.gov/ icnsconf/docs/2003/11_D2/D2-06A-Harrison.pdf [Accessed 2 Mar 2018]
5. Kuptel, A. and Williams A., 2014. Policy Guidance: Autonomy in Defence Systems, Allied Command Transformation. Norfolk.