D. Mosconi and A. Siqueira. "Interaction models between humans and lower-limbs exoskeletons applied to robotic neurorehabilitation", in Anais Estendidos do XIII Simpósio Brasileiro de Robótica e XVIII Simpósio Latino Americano de Robótica, Online, 2021, pp. 34-45, doi: https://doi.org/10.5753/wtdr_ctdr.2021.18683.