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National Parks: Ford to the Rescue. Nature 220, 523–524 (1968). https://doi.org/10.1038/220523b0
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DOI: https://doi.org/10.1038/220523b0
Nature volume 220, pages 523–524 (1968)
National Parks: Ford to the Rescue. Nature 220, 523–524 (1968). https://doi.org/10.1038/220523b0
Issue Date:
DOI: https://doi.org/10.1038/220523b0