秦皇岛港煤炭供应链牛鞭效应形成因素分析
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1672-8106|16|1|102-109
ISSN: 1672-8106
Source: 北京交通大学学报:社会科学版, Vol.16, Iss.1, 2017-01, pp. : 102-109
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Abstract