K. Li, J. Chen, Z. Xiao, M. Xu, An electrohydraulic system for synchronized roof erection, Automation in Construction , vol. 12, no. 1, pp. 29-42, 2003.
 Y. Huayong, S. Hu, G. Guofang, H. Guoliang, Electro-hydraulic proportional control of thrust system for shield tunneling machine, Automation in Construction, vol. 18, pp. 950-956, 2009.
 G. Qiang, P. Hong, Leveling Control Technology of Hydraulic System Based on Fuzzy Decoupling Algorithm, International Conference on Networking and Information Technology, pp. 314-318, 2010.
 M. Li, K. Imou, K. Wakabayashi, S. Yokoyama, Review of research on agricultural vehicle autonomous guidance, International Journal of Agricultural and Biological Engineering, vol. 2, no. 3, pp. 1–16, 2009.
 M. J. Stadtroda, W. B. Halle, D. L. Jena, Hill side combine harvesting, solutions for improving operations, Land technik, vol. 6, 256-261, 1991.
 C. H. Lin, S. M. Kuo, High-performance inclinometer with wide-angle measurement capability without damping effect, IEEE 20th International Conference on Micro Electro Mechanical Systems, pp. 585-588, 2007.
 Stig Ekelof, The Genesis of the Wheatstone Bridge, Engineering Science and Education Journal, vol. 10, no. 1, pp. 37–40, 2001.
 B. Razavi, Design of analog CMOS integrated circuit, Second Edittion, pp. 201-211, New York: McGraw-Hill, , 2001.
 B. Geranmehr, K. Vafaee, A. Sadeqi, High precision electro hydraulic self-leveling platform system, Second RSI/ISM International Conference on Robotics and Mechatronics, pp 29-34, 2014.
 P. Chapple, Principles of Hydraulic Systems Design, Second Edition, pp. 1-53, Momentum Press®, LLC, 2015.