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Transportation and Economic Growth. Nature 200, 1050 (1963). https://doi.org/10.1038/2001050c0
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DOI: https://doi.org/10.1038/2001050c0
Nature volume 200, page 1050 (1963)
Transportation and Economic Growth. Nature 200, 1050 (1963). https://doi.org/10.1038/2001050c0
Issue Date:
DOI: https://doi.org/10.1038/2001050c0