Showing 1 - 1 results of 1 for search 'Qiao, Yongzhong', query time: 0.01s Refine Results
  1. 1
    Maintenance Time and the Industry Development of Patents Empirical Research with Evidence from China /
    Published 2017
    Other Authors: “…Qiao, Yongzhong…”
    Full Text via HEAL-Link
    Electronic eBook
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