@inproceedings{CHI-2011-HaradaTA,
	author        = "Susumu Harada and Hironobu Takagi and Chieko Asakawa",
	booktitle     = "{Proceedings of the 29th ACM SIGCHI Conference on Human Factors in Computing Systems}",
	doi           = "10.1145/1978942.1979354",
	isbn          = "978-1-4503-0228-9",
	pages         = "2779--2788",
	publisher     = "{ACM}",
	title         = "{On the audio representation of radial direction}",
	year          = 2011,
}