| 科技期刊核心文献研究 |
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| 引用本文： | 张维庆.科技期刊核心文献研究[J].农业图书情报学刊,2008,20(11). |
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| 作者姓名： | 张维庆 |
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| 作者单位： | 沈阳农业大学图书馆,沈阳,110161 |
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| 摘 要： | 依据文献分布理论,选择15种科技学术期刊,就论文在不同主题内容上的分布情况进行了认真的调查与分析.结果表明,多数论文集中在核心主题上,少数论文分散在相关主题上.分布在核心主题上的论文为该刊的核心文献.分布在相关主题上的论文为该刊的相关文献.
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| 关 键 词： | 科技期刊 主题内容 核心主题 核心文献 信息服务 |
Study on Core Documents of Sci-tech Periodicals |
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| ZHANG Wei-qing.Study on Core Documents of Sci-tech Periodicals[J].Journal of Library and Information Sciences in Agriculture,2008,20(11). |
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| Authors: | ZHANG Wei-qing |
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| Abstract: | Based on document distribution theories,this paper had chosen 15 kinds of science and technology academic peri-odicals to analyze and study the distribution of papers in different subjects.The result indicated that most of the papers con-centrated in the core subjects,and a small number of papers dispersed in the related subjects.The papers distributed in the core subjects were the core documents of the periodicals,and the papers distributed in related subjects were the related ones. |
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| Keywords: | sci-tech periodicals subject content core subject core documents information service |
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