PDF(1764 KB)
Key Technology Evolution Analysis of Battery Electric Vehicle Industry from the Perspective of Patent Citation Analysis
Wang Jianmei, Liu Zhifang, Dai Aibing
Library and Information Service ›› 2014, Vol. 58 ›› Issue (14) : 21-27.
PDF(1764 KB)
PDF(1764 KB)
Key Technology Evolution Analysis of Battery Electric Vehicle Industry from the Perspective of Patent Citation Analysis
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