Homotopy perturbation analysis of slider bearing with Powell-Eyring fluid
S. Islam and Abdullah Shah and C. Y. Zhou and Ishtiaq Ali, In Journal of Applied Mathematics and Physics, 2009, pp. 1178-1193,

Position tracking control of a clamp-cylinder for energy-saving injection moulding machines with electric-hydrostatic drives
S. H. Cho and S. Räcklebe and S. Helduser, In Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, 2009, pp. 479-491, Juni 2009

Robust control of the pressure in a control-cylinder with direct drive valve for the variable displacement axial piston pump
S.-H. Park and J.-M. Lee and J.-S. Kim, In Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, 2009, pp. 455-465, Juni 2009