Effects of control structure on performance for an automotive powertrain with a continuously variable transmission. - Sharon Liu; Anna G. Stefanopoulou (IEEE Trans. Control. Syst. Technol., 2002)

Adjoint-based system identification and feedforward control optimization in automotive powertrain subsystems. - Sharon Liu; Thomas R. Bewley (ACC, 2003)

A phase and frequency locking loop for engine air-fuel ratio control. - Sharon Liu; Kenneth P. Dudek; Robert D. Shafto (ACC, 2008)