"Unidirectional Sound Signage for Speech Frequency Range Using Multiple-Loudspeaker Reproduction System"
written by Vecky Canisius Poekoel, Koshiro Hira, Yoshifumi Chisaki, Tsuyoshi Usagawa,
published by Open Journal of Acoustics, Vol.3 No.4, 2013
has been cited by the following article(s):
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