Virtual Environments Research in the Air Force Institute of Technology Virtual Environments, 3D Medical Imaging and Computer Graphics Laboratory. - Martin R. Stytz; Philip Amburn; Patricia K. Lawlis; Keith Shomper (Presence Teleoperators Virtual Environ., 1995)

ROBOT interpreter. - Martin C. Carlisle; Keith Shomper (ACM J. Educ. Resour. Comput., 2002)