Fernando Regino Ubarnes, Edwin Espinel Blanco, Angie Ruedas Rodriguez
      Generalized proportional integral control (GPI) design for a ball and beam system
      Contemporary Engineering Sciences, Vol. 11, 2018, no. 90, 4447-4454
      https://doi.org/10.12988/ces.2018.89485

Copyright © 2018 Fernando Regino Ubarnes, Edwin Espinel Blanco and Angie Ruedas Rodriguez . This article is distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.