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Competition. Nature 270, 556 (1977). https://doi.org/10.1038/270556a0
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DOI: https://doi.org/10.1038/270556a0
Nature volume 270, page 556 (1977)
Competition. Nature 270, 556 (1977). https://doi.org/10.1038/270556a0
Issue Date:
DOI: https://doi.org/10.1038/270556a0