@misc {IOPORT.70883887,
    author       = {Harada, Susumu and Takagi, Hironobu and Asakawa, Chieko},
    title        = {On the audio representation of radial direction},
    howpublished = {CHI, 2779-2788 (2011).},
    year         = {2011},
    doi          = {10.1145/1978942.1979354},
    identifier   = {70883887},
}