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Rare Earth Metals. Nature 184, 683 (1959). https://doi.org/10.1038/184683c0
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DOI: https://doi.org/10.1038/184683c0
Nature volume 184, page 683 (1959)
Rare Earth Metals. Nature 184, 683 (1959). https://doi.org/10.1038/184683c0
Issue Date:
DOI: https://doi.org/10.1038/184683c0