1. Maki K. Habib, “Omni Directional Robot That Can Climb A Wall”, 6th Intl Conf. on Mechatronic Technology, Kitakyushu, Japan, 2002.
2. M. Murphy, M. Sitti, “Waalbot: An Agile Semi-Autonomous Wall Climbing Robot”
3. Chun-Hung Chen, Vijay Kumar, “Motion Planning of Walking Robots in Environment with Uncertainty”
4. C. Menon, M. Murphy, M. Sitti, “Gecko Inspired Surface Climbing Robots” IEEE Intl C nf. on Robotics and Biomimetics (ROBIO), Shenyang, China, 2004.
5. Tomoshisa Ohmori, Peng Chen, “Walking Control method for Quadruped Robot by Genetic Algorithms”, 6th Intl Conf. on Mechatronic Technology, Kitakyushu, Japan, 2002.