Affiliation of Author(s):图书馆
Journal:科技情报开发与经济
All the Authors:xuhui
First Author:xuhui
Document Code:BC82E34C426F4436A77C1BE4F04ABD53
Volume:19
Issue:27
Page Number:24
Number of Words:2939
Translation or Not:no
Date of Publication:2009-09-25