Guatibonza Artunduaga, Andres Felipe, et al., translators. “Dynamic Feedback Control and State Observers for a Knee Rehabilitation Device Using Soft Action”. Revista EIA, vol. 17, no. 33, Apr. 2020, pp. 33019 pp. 1-10, https://doi.org/10.24050/reia.v17i33.1363.