1. W. Barfield, S. Weghorst, The sense of presence within virtual environments: a conceptual framework, in: G. Salvendy, M. Smith (Eds.), Software and Hardware Interfaces, Elsevier, Amsterdam, 1993, pp. 699–704.
2. Comparison of human sensory capabilities with technical specifications for virtual environment equipment;Barfield;Presence: Teleoperators and Virtual Environments,1995
3. The effect of update rate on the sense of presence within virtual environments;Barfield;Virtual Reality,1995
4. Spatial judgments with monoscopic and stereoscopic presentation of perspective displays;Yeh;Human Factors,1992
5. W. Barfield, K. Bystrom, C. Hendrix, Effects of stereopsis and head tracking on performance using desktop virtual reality displays, Presence: Teleoperators and Virtual Environments (in press).