@inproceedings{CHI-2012-SongGHFL,
	author        = "Peng Song and Wooi-Boon Goh and William Hutama and Chi-Wing Fu and Xiaopei Liu",
	booktitle     = "{Proceedings of the 30th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/2207676.2208585",
	isbn          = "978-1-4503-1015-4",
	pages         = "1297--1306",
	publisher     = "{ACM}",
	title         = "{A handle bar metaphor for virtual object manipulation with mid-air interaction}",
	year          = 2012,
}