Thibaut Paschal Michael A. Bell Jakob Sperry Satchel Sieniewicz Robert J. Wood James C. Weaver Design, Fabrication, and Characterization of an Untethered Amphibious Sea Urchin-Inspired Robot. 3348-3354 2019 4 IEEE Robotics Autom. Lett. 4 https://doi.org/10.1109/LRA.2019.2926683 https://www.wikidata.org/entity/Q127524541 db/journals/ral/ral4.html#PaschalBSSWW19