Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1000-7490|39|5|64-68

ISSN： 1000-7490

Source： 情报理论与实践, Vol.39, Iss.5, 2016-01, pp. : 64-68

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