On the Stability of Zero Dynamics of a Single-Link Flexible Manipulator for a Class of Parametrized Outputs. - K. Yuan; L. Y. Liu (J. Field Robotics, 2003)

High-current stressing of organic light-emitting diodes with different electron-transport materials. - L. Liu; S. Li; Y. M. Zhou; L. Y. Liu; Xian An Cao (Microelectron. Reliab., 2017)