1. Kim FD, Celi R. Simulation Modeling for Combat Rotorcraft Flight Control Design. Joint Research Interchange. NCA 2-310. Univ Maryland; 1990.
2. Miao WL, Huber HB. Rotor Aero elastic Stability Coupled with Helicopter Body Motion. NASA SP-352. 1974.
3. Assessment of digital flight-control technology for advanced combat rotorcraft;Tischler;J Amer Helicopter Soc,1989
4. Eigenstructure assignment using dynamical compensator;Han;Int J Control,1989
5. Robust pole assignment in linear state feedback;Kautsky;Int J Control,1985