@inproceedings{CHI-2002-CockburnM,
	author        = "Andy Cockburn and Bruce J. McKenzie",
	booktitle     = "{Proceedings of the 20th ACM SIGCHI Conference on Human Factors in Computing Systems: Changing our World, Changing ourselves}",
	doi           = "10.1145/503376.503413",
	isbn          = "1-58113-453-3",
	pages         = "203--210",
	publisher     = "{ACM}",
	title         = "{Evaluating the effectiveness of spatial memory in 2D and 3D physical and virtual environments}",
	year          = 2002,
}