N. P. Foster

Rotorcraft control system design for rejection of atmospheric turbulence

N. P. Foster, I. Postlethwaite, D. J. Walker, 1994 .

Robust model reference control using a sliding mode controller/observer scheme with application to a helicopter problem

Christopher Edwards, N. P. Foster, Sarah K. Spurgeon, 1996, Proceedings. 1996 IEEE International Workshop on Variable Structure Systems. - VSS'96 -.

Rotorcraft flying qualities improvement using advanced control

N. P. Foster, I. Postlethwaite, D. Walker, 1993 .

Rotorcraft control law design for rejection of atmospheric turbulence

N. P. Foster, I. Postlethwaite, D. J. Walker, 1994 .