A Practical Manipulator System. - B. Dobrotin; R. A. Lewis (IJCAI, 1977)

A Scanning Laser Rangefinder for a Robotic Vechicle. - R. A. Lewis; A. R. Johnston (IJCAI, 1977)

Machine Learning and biomolecular modelling. - Michael J. E. Sternberg; R. A. Lewis; Ross D. King; Stephen H. Muggleton (Machine Intelligence 13, 1992)