1. Allison, R.S., Harris, L.R., Jenkin, M., Pintilie, G., Redlick, F., Zikovitz, D.C.: First steps with a rideable computer. In: Proc. 2nd IEEE Conf. on VR, pp. 119–175 (2000)
2. Borchers, J.: A Pattern Approach to Interaction Design. Wiley & Sons, Chichester (2001)
3. Bruner, M., Buttner, M., Degen, S., Feldler, S., Freudling, P., Jalsovec, A., Lindinger, C., Ptzelberger, W., Weingrtner, M., Zepetzauer, M.: HumphreyII in Ars Electronica Futurelab (2003), http://www.aec.at/en/center/project.asp?iProjectID=12280 (February 1, 2004)
4. Buffa, M., Diard, F., Persson, M., Sander, P.: The Virtual Diver, an architectural ‘swim-around’ system incorporating real imagery. In: Workshop Proc. Computer Graphics Technology for the Exploration of the Sea, CES 1995 (1995)
5. Carraro, G.U., Cortes, M., Edmark, J.T., Ensor, J.: The Peloton bicycling simulator. In: Proc 3rd Symp on VRML, SIGGRAPH, pp. 63–70. ACM Press, New York (1998)