@inproceedings{INTERCHI-1993-FahlenBSC,
	author        = "Lennart E. Fahlén and Charles Grant Brown and Olov Ståhl and Christer Carlsson",
	booktitle     = "{Proceedings of the 11th ACM SIGCHI Conference on Human Factors in Computing Systems, jointly organised with the IFIP TC13 International Conference on Human-Computer Interaction}",
	doi           = "10.1145/169059.169068",
	isbn          = "0-89791-575-5",
	pages         = "43--48",
	publisher     = "{ACM}",
	title         = "{A space based model for user interaction in shared synthetic environments}",
	year          = 1993,
}