External sensory feedback control for end-effector of flexible multi-link manipulators. - Ho Gil Lee; Sadao Kawamura; Fumio Miyazaki; Suguru Arimoto (ICRA, 1990)

A new task-based control architecture for personal robots. - Jin-Oh Kim; Chang-Jun Im; Hyun-Jong Shin; Keon Young Yi; Ho Gil Lee (IROS, 2003)