Role of estimation in real-time contact dynamics enhancement of space station engineering facility. - S. Ananthakrishnan; R. Teders; Ken Alder (IEEE Robotics Autom. Mag., 1996)

Toward intelligent system health monitoring for NASA robonaut. - Juyi Park; Steven C. Ferguson; Nilanjan Sarkar; Kazuhiko Kawamura; William Bluethmann; Robert O. Ambrose; Ken Alder (Humanoids, 2004)

An experimental investigation of robotic spacewalking. - Fredrik Rehnmark; Ivan M. Spain; William Bluethmann; Michael Goza; Robert O. Ambrose; Ken Alder (Humanoids, 2004)