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Needles in a Haystack are Hard to Find. Nature 225, 687 (1970). https://doi.org/10.1038/225687a0
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DOI: https://doi.org/10.1038/225687a0
Nature volume 225, page 687 (1970)
Needles in a Haystack are Hard to Find. Nature 225, 687 (1970). https://doi.org/10.1038/225687a0
Issue Date:
DOI: https://doi.org/10.1038/225687a0