@article{ author = {Asadi Asad Abad, Mohammad Reza, Zare Bidaki, Amir Reza, Jahanshahi, Mohsen}, title = {Velocity Control of Electro Hydraulic Servo System by Tracking Method}, journal = {International Journal of Smart Electrical Engineering}, year = {2014}, volume = {3}, number = {1}, pages = {1-6}, doi = {} }