de Oliveira, T. C., Gaino, R., Covacic, M. R., Teixeira, M. C. M., & de Carvalho, A. A. (2014). LQR control applied to the movement of the knee of paraplegic patients. Semina: Ciências Exatas E Tecnológicas, 35(2), 231–246. https://doi.org/10.5433/1679-0375.2014v35n2p231