1. Li, C., Umbanhowar, P., Komsuoglu, H., Koditschek, D., Goldman, D.: Sensitive dependence of the motion of a legged robot on granular media. PNAS 106, 3029–3034 (2009)
2. Sun, Y., Ma, S.: A versatile locomotion mechanism for amphibious robots: eccentric paddle mechanism. In: Advanced Robotics (2013)
3. J8 Atlas Xtreme Terrain Robot (XTR), Canada.
http://www.army-technology.com/projects/j8-atlas-xtreme-terrain-robot-xtr/
4. Liang, C., Ceccarelli, M., Carbone, G.: Design and simulation of legged walking robots in MATLAB® environment. In: Perutka, K. (ed.) MATLAB for Engineers - Applications in Control, Electrical Engineering, IT and Robotics (2011). ISBN 978-953-307-914-1
5. Marvi, H., et al.: Sidewinding with minimal slip: snake and robot ascent of sandy slopes. Science 346(6206), 224–229 (2014)