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Abstract:
1概况
ProQuest Direct是当今收集全世界出版物最全的联机文献检索系统之一.通过ProQuest Direct,用户可从成千上万种期刊、杂志、学位论文、新闻报纸及UMI档案馆的杂志中检索到所需的文献.ProQuestDirect把文献检索、文献获取及文献快递这3个文献检索服务功能融为一体.用户可通过ProQuest Direct所提供的高级检索功能和简便高效的文献快递系统快捷、方便、廉价地获取最新资料.
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Source :
情报理论与实践
ISSN: 1000-7490
CN: 11-1762/G3
Year: 1999
Issue: 4
Volume: 22
Page: 283-284,252
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 5
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