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Hard stuff. Nature 348, 582 (1990). https://doi.org/10.1038/348582b0
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DOI: https://doi.org/10.1038/348582b0
Nature volume 348, page 582 (1990)
Hard stuff. Nature 348, 582 (1990). https://doi.org/10.1038/348582b0
Issue Date:
DOI: https://doi.org/10.1038/348582b0