@inproceedings{CHI-2003-BaudischR,
	author        = "Patrick Baudisch and Ruth Rosenholtz",
	booktitle     = "{Proceedings of the 21st ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/642611.642695",
	isbn          = "1-58113-630-7",
	pages         = "481--488",
	publisher     = "{ACM}",
	title         = "{Halo: a technique for visualizing off-screen objects}",
	year          = 2003,
}