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Anderson, A. Recession hits European patents. Nature 369, 694 (1994). https://doi.org/10.1038/369694b0
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DOI: https://doi.org/10.1038/369694b0
Nature volume 369, page 694 (1994)
Anderson, A. Recession hits European patents. Nature 369, 694 (1994). https://doi.org/10.1038/369694b0
Issue Date:
DOI: https://doi.org/10.1038/369694b0