1. Behrens R, Poggendorf M, Schulenburg E, Elkmann N. An elephant’s trunk-inspired robotic arm–trajectory determination and control. Proceedings of 7th German Conference on Robotics (ROBOTIK 2012), Munich, Germany, 2012, 417–421.
2. Salomon O, Wolf A. Inclined links hyper-redundant elephant trunk-like robot. Journal of Mechanisms & Robotics, 2012, 4, 045001.
3. Guglielmino E, Tsagarakis N, Caldwell D G. An octopus anatomy-inspired robotic arm. IEEE/RSJ International Conference on Intelligent Robots and Systems, Taipei, China, 2010, 3091–3096.
4. Kang R J, Guglielmino E, Branson D T, Caldwell D G. Bio-inspired crawling locomotion of a multi-arm octopus-like continuum system. IEEE/RSJ International Conference on Intelligent Robots and Systems, Vilamoura, Algarve, Portugal, 2012, 145–150.
5. Bayraktaroglu Z Y, Kilicarslan A, Kuzucu A, Hugel V, Blazevic P. Design and control of biologically inspired wheel-less snake-like robot. IEEE/RAS-EMBS International Conference on Biomedical Robotics and Biomechatronics, Pisa, Italy, 2006, 1001–1006.