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Academy of Sciences of the Socialist Republic of Romania. Nature 209, 353 (1966). https://doi.org/10.1038/209353b0
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DOI: https://doi.org/10.1038/209353b0
Nature volume 209, page 353 (1966)
Academy of Sciences of the Socialist Republic of Romania. Nature 209, 353 (1966). https://doi.org/10.1038/209353b0
Issue Date:
DOI: https://doi.org/10.1038/209353b0