@inproceedings{CHI-2011-WillisPS,
	author        = "Karl D. D. Willis and Ivan Poupyrev and Takaaki Shiratori",
	booktitle     = "{Proceedings of the 29th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1978942.1979096",
	isbn          = "978-1-4503-0228-9",
	pages         = "1031--1040",
	publisher     = "{ACM}",
	title         = "{Motionbeam: a metaphor for character interaction with handheld projectors}",
	year          = 2011,
}