%0 Journal Article %T Positioning control of hydraulic cylinder with unknown friction using on/off directional control valve %A Jin, Liyang %A Wang, Qingfeng %J Proceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering %V 232 %N 8 %P 983-993 %@ 0959-6518 %D 2018-08-01 %I SAGE Publications %~ DeepDyve