中国煤炭产业技术创新能力与效率关系研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1004-972x|volume|12|92-99
ISSN: 1004-972x
Source: 经济问题, Vol.volume, Iss.12, 2017-01, pp. : 92-99
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Abstract