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[2] Shanqiang Wu, Mantian Li, Shu, Xiao And Yang Li “A Wireless Distributed Wall Climbing Robotic System For Reconnaissance Purpose” IEEE international Conference On Mechatronices And Automation, 2006,pp. 1308 – 1312

[3] Love P. Kalra, Weimin Shen, Jason Gu “A Wall Climbing Robotic System For Non Destructive Inspection Of Above Ground Tanks” IEEE CCECE/CCGEI, Ottawa, May, 2006, pp. 402 – 405.

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[6] XiaoQI Chen, Senior Member, IEEE Matthias Wager, Mostafa Nayyerloo, Wenhui Wang, Member, IEEE, And J. Geoffrey Chase ”a novel wall climbing robot based on Bernoulli effect ”

[7] Manuel F. Silva, J. A. Tenreiro Machada “New Technologies For Climbing Robots Adhesion To Surfaces”

[8] Wang Yan, Liu Shuliang, Xu Dianguo, Zhao Yanzheng, Shao Hao & Gao Xueshan, " Development & application of wall-climbing robots", IEEE International Conference on Robotics and Automation, May 1999.

[9] Yusuke OTA, Toru KUGA and Kan YONEDA, " Deformation compensation for continuous force control of a wall climbing quadruped with reduced-dof", IEEE International Conference on Robotics and Automation, May 2006.

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[11] Jun Li, Xueshan Gao, Ningjun Fan, Kejie Li and Zhihong Jiang, " BIT climber: A Centrifugal Impeller-Based Wall Climbing Robot", IEEE International Conference on Mechatronics and Automation, August 2009.