On the parametrization of solutions to the servomechanism problem. - Marcos Azevedo da Silveira; Gilberto Oliveira Corrêa (Autom., 1991)

On robust asymptotic tracking: perturbations on coprime factors and parameterization of all solutions. - Gilberto O. Corrêa; Marcos Azevedo da Silveira (IEEE Trans. Autom. Control., 1995)

Robust optimal tracking and regulation for linear systems: the H 2/H∞ approach. - Marcos Azevedo da Silveira (CDC, 2001)