Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 2095-2562|27|1|37-40

ISSN： 2095-2562

Source： 广东石油化工学院学报, Vol.27, Iss.1, 2017-01, pp. : 37-40

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next