Learning control applied to Electro-Hydraulic Poppet Valves. - Patrick Opdenbosch; Nader Sadegh; Wayne J. Book (ACC, 2008)

Auto-calibration based control for independent metering of hydraulic actuators. - Patrick Opdenbosch; Nader Sadegh; Wayne J. Book; Aaron R. Enes (ICRA, 2011)