基于灰色系统理论的河南省经济建设与生态环境关系研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1672-3600|volume|12|53-57

ISSN: 1672-3600

Source: 商丘师范学院学报, Vol.volume, Iss.12, 2017-01, pp. : 53-57

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Abstract