1. Survey of UAV applications in civil markets;Sarris,2001
2. Trajectory tracking of a quadcopter UAV with optimal translational control;Hernandez-Martinez,2015
3. Human factors in US military unmanned aerial vehicle accidents;Rash,2006
4. The Epic of Flight: The Helicopters;Young,1982
5. Principles of Helicopter Aerodynamics;Leishman,2006