1. A general theory of rotorcraft trim;Peters;Math. Probl. Eng.,1996
2. D.A. Peters, R.A. Ormiston, Flapping response characteristics of hingeless rotor blades by a generalized harmonic balance method, NASA TN D-7856, 1974.
3. Helicopter trim by periodic shooting with Newton–Raphson iteration;Peters,1981
4. Helicopter trim analysis by shooting and finite element methods with optimally damped newton iterations;Achar;AIAA J.,1993
5. Discrete control theory and dynamic observers applied to rotorcraft stability and trim;Peters,1998