An Active Impedance Controller to Assist Gait in People with Neuromuscular Diseases: Implementation to the Hip Joint of the AUTONOMYO Exoskeleton. - Amalric Ortlieb; Romain Baud; T. Tracchia; Benoît W. Denkinger; Quentin Herzig; Hannes Bleuler; Mohamed Bouri (BioRob, 2018)