Traction Monitoring for Collision Detection with Legged Robots. - Michael J. Quinlan; Craig L. Murch; Richard H. Middleton; Stephan K. Chalup (RoboCup, 2003)

Extensions to Object Recognition in the Four-Legged League. - Christopher J. Seysener; Craig L. Murch; Richard H. Middleton (RoboCup, 2004)

Machine Learning With AIBO Robots in the Four-Legged League of RoboCup. - Stephan K. Chalup; Craig L. Murch; Michael J. Quinlan (IEEE Trans. Syst. Man Cybern. Part C, 2007)