世界新能源汽车专利主体的竞争态势研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1000-7695|35|4|116-121
ISSN: 1000-7695
Source: 科技管理研究, Vol.35, Iss.4, 2015-01, pp. : 116-121
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Abstract