中文摘要：

随着计算机网络技术的不断发展，网络学术资源越来越受到人们的重视，对学术交流的影响也日渐凸现，其中最重要的一个标志是学术论文引用网络学术资源作为参考文献的现象越来越普遍。本文选取《情报学报》、《图书情报知识》、《图书与情报》、《情报理论与实践》和《中国图书馆学报》5种图书馆情报学核心期刊，基于网络引文理论，分别从年代、期刊、域名、文本格式等角度深入揭示网络学术资源的利用效率。

英文摘要：

With the development of computer network technology, network academic resources have got more and more attentions, and their influences on academic communication has increased. One of the most important marks is that the appearance of network academic resources as quotations in academic papers is becoming universal. This paper mainly selects five library and information journals： Journal of The China Society For Scientific and Technical Information,Document, Informaiton ＆ Knowledge , Library and information,Information Studies： Theory and Application and the Journal of the Library Science in China. Web citations of the publication year, quantity, domain names and text format are analyzed to discuss the use efficiency of network academic resources.