The first work in the history of hearing research to discover the invariant correlate of musical pitch in the sound source
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As a guarantee of quality and originality, the core experiment that marks the turning point has been published by:
International Commission for Acoustics, 2016
The American Journal of Modern Physics, 2017
The Ecological Foundation of Hearing Sciences
by Akpan J Essien, PhD (Sorbonne, Paris III).
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