1. Ignatiev M.B., Vladimirov S.V., Sergeev M.B. et al. (2016). Walking robots -challenges and prospects. Innovation and expertise 2016; 2(17), pp. 131-132;
2. Mehrabi E., Esfandiari K., Talebi A., Zareinejad M. (2015). Adaptive control of unknown robotic systems cooperating on handling of an unknown object. 3rd RSI International Conference on Robotics and Mechatronics (ICROM, October 2015. DOI: 10.1109/ICROM. 2015.7367843;
3. Pack R.T., Iskarous M.Z. Climber robot. United States Patent: 5551525; 1996;
4. Raju D.D, Jaju S.B. (2014). Developments in wall climbing robots: a review. International journal of engineering research and general science 2014; 2(3), pp. 36-37;
5. Lam T., Xu Y. Tree (2012). Climbing Robot: Design, Kinematics and Motion Planning. New York: Springer Heidelberg; 2012;