Application of Differential Evolution in system identification of a servo-hydraulic system with a flexible load
H. Yousefi and H. Handroos and A. Soleymani, In Mechatronics, 2008, pp. 513-528, November 2008

Multiple-surface sliding controller design for pneumatic servo systems
Y.-C. Tsai and A.-C. Huang, In Mechatronics, 2008, pp. 506-512, November 2008

Theoretical simulation of ripples for different leading-side groove volumes on manifolds in fixed-displacement axial-piston pump
N. P. Mandal and R. Saha and D. Sanyal, In Journal of Systems and Control Engineering - Proceedings of the Institution of Mechanical Engineers, 2008, pp. 557-570, September 2008