@inproceedings{CHI-1994-HinckleyPGK94a,
	author        = "Ken Hinckley and Randy Pausch and John C. Goble and Neal F. Kassell",
	booktitle     = "{Proceedings of the 12th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/191666.191821",
	isbn          = "0-89791-650-6",
	pages         = "452--458",
	publisher     = "{ACM}",
	title         = "{Passive real-world interface props for neurosurgical visualization}",
	year          = 1994,
}