Guatibonza Artunduaga, Andres Felipe, Leonardo Enrique Solaque Guzmán, and Alexandra Velasco Vivas, trans. 2020. “Dynamic Feedback Control and State Observers for a Knee Rehabilitation Device Using Soft Action”. Revista EIA 17 (33): 33019 pp. 1-10. https://doi.org/10.24050/reia.v17i33.1363.