1. Controlled and conditioned invariants in linear system theory;Basile,1992
2. High order sliding mode observer for linear systems with unbounded unknown inputs;Bejarano;International Journal of Control,2010
3. Unknown input and state estimation for unobservable systems;Bejarano;SIAM Journal on Control and Optimization,2009
4. State and input estimation for a class of uncertain systems;Corless;Automatica,1998
5. Input reconstruction by means of system inversion: a geometric approach to fault detection and isolation in nonlinear systems;Edelmayer;International Journal of Applied Mathematics and Computer Science,2004