1. Tischler, M. B.(ed.),Advances in Aircraft Flight Control, Taylor and Francis, London, 1996, Chap. 6, pp.159-186.
2. Taking H/sub ∞/ control into flight
3. Hyde, R. A., H1Aerospace Control Design-A VSTOL Flight Application, Springer-Verlag, London, 1995, pp.191-199.