Study on the Development Level and Regional Differences of New-Quality-Productivity in Nine Provinces(Regions) of the Yellow River Basin
LI Chunli, AN Jiahao, CHENG Shuoxun, MEI Lei
Yellow River . 2025, (5): 1 -7 .  DOI: 10.3969/j.issn.1000-1379.2025.05.001

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