CPG assistive motion control for variable stiffness actuators. - Berno J. E. Misgeld; Marc Efken; Lin Liu; Tetsuya Iwasaki; Steffen Leonhardt (CDC, 2019)

Cooperative control of electrical bicycles. - Marc Efken; Nils Kohn; Dietmar Greven; Berno J. E. Misgeld (IFAC J. Syst. Control., 2021)