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Mining and Metallurgy Abstracts. Nature 166, 544 (1950). https://doi.org/10.1038/166544a0
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DOI: https://doi.org/10.1038/166544a0
Nature volume 166, page 544 (1950)
Mining and Metallurgy Abstracts. Nature 166, 544 (1950). https://doi.org/10.1038/166544a0
Issue Date:
DOI: https://doi.org/10.1038/166544a0