On the stability of nonlinear plants that include an observer for their feedback linearization. - María Etchechoury; Jorge A. Solsona; Carlos H. Muravchik (Int. J. Syst. Sci., 1996)

Feedback linearization via state transformation using estimated states. - María Etchechoury; Jorge A. Solsona; Carlos Horacio Muravchik (Int. J. Syst. Sci., 2001)

Nonstandard singular perturbation systems and higher index differential-algebraic systems. - María Etchechoury; Carlos H. Muravchik (Appl. Math. Comput., 2003)