Individual Leg and Joint Work during Sloped Walking for People with a Transtibial Amputation Using Passive and Powered Prostheses. - Jana R. Jeffers; Alena M. Grabowski (Frontiers Robotics AI, 2017)

An Overview on Principles for Energy Efficient Robot Locomotion. - Navvab Kashiri; Andy Abate; Sabrina J. Abram; Alin Albu-Schäffer; Patrick Clary; Monica A. Daley; Salman Faraji; Raphael Furnemont; Manolo Garabini; Hartmut Geyer; Alena M. Grabowski; Jonathan W. Hurst; et al. (Frontiers Robotics AI, 2018)