Johnson, A., Moher, T., Ohlsson, S.
The Round Earth Project-Collaborative VR for Elementary School Kids
SIGGRAPH 99 Conference Abstracts and Applications, Los Angeles, CA, pp. 90-93
August 8, 1999

Leigh, J., DeFanti, T., Johnson, A., Brown, M., Sandin, D.
Global Tele-Immersion: Better than Being There
Proceedings of 7th International Conference on Artificial Reality and Tele-Existence, Tokyo, Japan, pp. 10-17
December 3, 1997