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Rich, V. USSR. Nature 267, 7 (1977). https://doi.org/10.1038/267007a0
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DOI: https://doi.org/10.1038/267007a0
Nature volume 267, page 7 (1977)
Rich, V. USSR. Nature 267, 7 (1977). https://doi.org/10.1038/267007a0
Issue Date:
DOI: https://doi.org/10.1038/267007a0