Improved Feedback Theory. - Bruno Pellegrini (IEEE Trans. Circuits Syst. I Regul. Pap., 2009)

Novel comprehensive feedback theory - Part I: Generalization of the cut-insertion theorem and demonstration of feedback universality. - Bruno Pellegrini; Massimo Macucci; Paolo Marconcini (Int. J. Circuit Theory Appl., 2023)

Novel comprehensive feedback theory - Part II: Unifying previous and new feedback models and further results. - Bruno Pellegrini; Massimo Macucci; Paolo Marconcini (Int. J. Circuit Theory Appl., 2023)