1. TETROBOT: a modular approach to parallel robotics
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3. A New Paradigm for Robotic Rovers
4. Steven C, Matthew B, et al. Tetrahedral Robotics for Space Exploration [J]. IEEE Aerospace and Electronic Systems Magazine, 2011, 22(6): 22–30.
5. Information on: www.amastudios.com/portfolio/portfolio.html#/projects/tet.