Enhancing Reality in the Operating Room. - William E. Lorensen; Harvey E. Cline; Christopher Nafis; Ron Kikinis; David Altobelli; P. Langham Gleason (IEEE Visualization, 1993)

Image guidance techniques for neurosurgery. - Ron Kikinis; P. Langham Gleason; William E. Lorensen; William M. Wells III; W. Eric L. Grimson; Tomás Lozano-Pérez; Gil J. Ettinger; Steven F. White; Ferenc A. Jolesz (VBC, 1994)

Evaluating and Validating an Automated Registration System for Enhanced Reality Visualization in Surgery. - W. Eric L. Grimson; Gil J. Ettinger; Steve J. White; P. Langham Gleason; Tomás Lozano-Pérez; William M. Wells III; Ron Kikinis (CVRMed, 1995)