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Journal of Algebra . Nature 203, 1226 (1964). https://doi.org/10.1038/2031226f0
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DOI: https://doi.org/10.1038/2031226f0
Nature volume 203, page 1226 (1964)
Journal of Algebra . Nature 203, 1226 (1964). https://doi.org/10.1038/2031226f0
Published:
Issue Date:
DOI: https://doi.org/10.1038/2031226f0