Reflex control of the prototype leg during contact and slippage. - Ho Cheung Wong; David E. Orin (ICRA, 1988)

Dynamic Control of a Quaduped Standing Jump. - Ho Cheung Wong; David E. Orin (ICRA (3), 1993)

Control of a quadruped standing jump over irregular terrain obstacles. - Ho Cheung Wong; David E. Orin (Auton. Robots, 1995)