Anton Nijholt, David R. Traum. The virtuality continuum revisited. In Gerrit C. van der Veer, Carolyn Gale, editors, Extended Abstracts Proceedings of the 2005 Conference on Human Factors in Computing Systems, CHI 2005, Portland, Oregon, USA, April 2-7, 2005. pages 2132-2133, ACM, 2005. [doi]
Abstract is missing.