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Regulated Surpluses. Nature 216, 531 (1967). https://doi.org/10.1038/216531a0
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DOI: https://doi.org/10.1038/216531a0
Nature volume 216, page 531 (1967)
Regulated Surpluses. Nature 216, 531 (1967). https://doi.org/10.1038/216531a0
Published:
Issue Date:
DOI: https://doi.org/10.1038/216531a0