Tuning of a PID controlled gyro by using the bifurcation theory. - Manuel Pérez Polo; Pedro Albertos; José Ángel Berná Galiano (Syst. Control. Lett., 2008)

Stability and chaotic behavior of a PID controlled inverted pendulum subjected to harmonic base excitations by using the normal form theory. - Manuel Pérez Polo; Manuel Pérez-Molina; Javier Gil Chica; José Ángel Berná Galiano (Appl. Math. Comput., 2014)

Steady-state, self-oscillating and chaotic behavior of a PID controlled nonlinear servomechanism by using Bogdanov-Takens and Andronov-Poincaré-Hopf bifurcations. - Manuel Pérez-Molina; Manuel Pérez Polo (Commun. Nonlinear Sci. Numer. Simul., 2014)

Steady state, oscillations and chaotic behavior of a gas inside a cylinder with a mobile piston controlled by PI and nonlinear control. - Manuel Pérez-Molina; Javier Gil Chica; Elena Fernández-Varó; Manuel Pérez Polo (Commun. Nonlinear Sci. Numer. Simul., 2016)