Progress towards robotic exploration of extreme terrain. - Reid G. Simmons; Eric Krotkov; William Whittaker; Brian Albrecht; John Bares; Christopher Fedor; Regis Hoffman; Henning Pangels; David Wettergreen (Appl. Intell., 1992)

Behavior-based gait execution for the Dante II walking robot. - David Wettergreen; Henning Pangels; John Bares (IROS (3), 1995)

The Demeter System for Automated Harvesting. - Thomas Pilarski; Michael Happold; Henning Pangels; Mark Ollis; Kerien Fitzpatrick; Anthony Stentz (Auton. Robots, 2002)