1. An open control platform for reconfigurable, distributed, hierarchical control systems;Wills,2000
2. Surveillance of UAVs;Tibor,2001
3. Unmanned Aerial Vehicles Roadmap 2002–2027;Office of the Secretary of Defense, USA,2002
4. Development and operation of UAVs for military and civil applications,2000
5. Experiments in adjustable autonomy;Goodrich,2001