An Energetic Approach to Task-Invariant Ankle Exoskeleton Control. - Katharine Walters; Gray C. Thomas; Jianping Lin; Robert D. Gregg (IROS, 2023)

Design and Validation of a Modular, Backdrivable Ankle Exoskeleton. - Susan Zhao; Katharine Walters; José A. Montes-Pérez; Robert D. Gregg (BioRob, 2024)