基于引力模型的巴西出口贸易研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1673-0461|39|3|46-50
ISSN: 1673-0461
Source: 当代经济管理, Vol.39, Iss.3, 2017-01, pp. : 46-50
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Abstract