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A Worldwide Marker for the Precambrian ?. Nature 231, 487 (1971). https://doi.org/10.1038/231487a0
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DOI: https://doi.org/10.1038/231487a0
Nature volume 231, page 487 (1971)
A Worldwide Marker for the Precambrian ?. Nature 231, 487 (1971). https://doi.org/10.1038/231487a0
Issue Date:
DOI: https://doi.org/10.1038/231487a0