京津冀区域环境治理保护研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1009-9115|39|2|148-151
ISSN: 1009-9115
Source: 唐山师范学院学报, Vol.39, Iss.2, 2017-01, pp. : 148-151
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract