-
1Academic Journal
المصدر: Nongye tushu qingbao xuebao, Vol 33, Iss 6, Pp 40-53 (2021)
مصطلحات موضوعية: regional innovation cooperation network, patent, technological innovation performance, integrated circuit, the yangtze river delta, Bibliography. Library science. Information resources, Agriculture
وصف الملف: electronic resource