Fadlallah, S., y K. Goher. System Identification and HSDBC-Optimized Pid Control of a Portable Lower-Limb Rehabilitation Device. Memorias De Congresos UTP, Vol. 1, n.º 1, Nov. 2018, pp. 25-35, https://revistas.utp.ac.pa/index.php/memoutp/article/view/1873.