Using Different Adhesion Technologies in Modular Robot for Climbing. - Jörg Mämpel; Sebastian Koehring; Cornelius Schilling; Hartmut Witte (ISR/ROBOTIK, 2010)

A Phase-Shifting Double-Wheg-Module for Realization of Wheg-Driven Robots. - Max Fremerey; Sebastian Köhring; Omar Nassar; Manuel Schöne; Karl Weinmeister; Felix Becker; Goran S. Dordevic; Hartmut Witte (Living Machines, 2014)