Mechanical model of the recovery from stumbling. - Arturo Forner-Cordero; H. F. J. M. Koopman; Frans C. T. van der Helm (Biol. Cybern., 2004)

Bifurcation and stability analysis in musculoskeletal systems: a study in human stance. - B. W. Verdaasdonk; H. F. J. M. Koopman; Stephan A. van Gils; Frans C. T. van der Helm (Biol. Cybern., 2004)

Energy efficient and robust rhythmic limb movement by central pattern generators. - B. W. Verdaasdonk; H. F. J. M. Koopman; Frans C. T. van der Helm (Neural Networks, 2006)

Resonance tuning in a neuro-musculo-skeletal model of the forearm. - B. W. Verdaasdonk; H. F. J. M. Koopman; Frans C. T. van der Helm (Biol. Cybern., 2007)

Ambulatory Assessment of Ankle and Foot Dynamics. - H. Martin Schepers; H. F. J. M. Koopman; Peter H. Veltink (IEEE Trans. Biomed. Eng., 2007)

Energy efficient walking with central pattern generators: from passive dynamic walking to biologically inspired control. - B. W. Verdaasdonk; H. F. J. M. Koopman; Frans C. T. van der Helm (Biol. Cybern., 2009)

Conceptual design of an energy efficient transfemoral prosthesis. - Ramazan Unal; Raffaella Carloni; Edsko E. G. Hekman; Stefano Stramigioli; H. F. J. M. Koopman (IROS, 2010)

Design of a fully-passive transfemoral prosthesis prototype. - S. M. Behrens; Ramazan Unal; Edsko E. G. Hekman; Raffaella Carloni; Stefano Stramigioli; H. F. J. M. Koopman (EMBC, 2011)

Modeling of WalkMECH: A fully-passive energy-efficient transfemoral prosthesis prototype. - Ramazan Unal; F. Klijnstra; B. Burkink; S. M. Behrens; Edsko E. G. Hekman; Stefano Stramigioli; H. F. J. M. Koopman; Raffaella Carloni (ICORR, 2013)

The control of recycling energy strorage capacity for WalkMECHadapt. - Ramazan Unal; F. Klijnstra; S. M. Behrens; Edsko E. G. Hekman; Stefano Stramigioli; H. F. J. M. Koopman; Raffaella Carloni (RO-MAN, 2014)

Recovery response latencies to tripping perturbations during gait decrease with practice. - Arturo Forner-Cordero; Frans C. T. van der Helm; H. F. J. M. Koopman; Jacques Duysens (EMBC, 2015)

Comparing Assistive Admittance Control Algorithms for a Trunk Supporting Exoskeleton. - Peter Gilius Van Lenthe; Stergios Verros; Edsko E. G. Hekman; Raffaella Carloni; H. F. J. M. Koopman (ICRA, 2018)