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Acoustics: No More Echo. Nature 223, 556 (1969). https://doi.org/10.1038/223556a0
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DOI: https://doi.org/10.1038/223556a0
Nature volume 223, page 556 (1969)
Acoustics: No More Echo. Nature 223, 556 (1969). https://doi.org/10.1038/223556a0
Issue Date:
DOI: https://doi.org/10.1038/223556a0