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抽样统计了重庆师范学院等 3所高校学报 (自科版 ) 1996～ 2 0 0 0年载文的学科分布。按各学科论文数量由多到少排序 ,截取占前 70 %论文数量的学科 ,发现这部分学科只占学科总数的 14%～ 17%左右 ,故将这部分学科确定为核心学科。比较分析了各刊核心学科论文的被引用情况和基金占有情况 ,发现核心学科的这两项指标均高于其它学科 ,其差别经卡方检验有显著性。研究结果显示 ,综合性学术刊物的核心学科现象 ,是一个值得注意和研究的体现刊物学科优势和学科特色的因素。
Sampling statistical Chongqing University of the 3 academic journals (self-version) from 1996 to 2000 the dissertation distribution. According to the number of dissertations, the dissertation sorts from more to less and intercepts the top 70% of the dissertations. It is found that this part of the dissertation only accounts for about 14% ~ 17% of the total disciplines, so this part of the dissertation is determined as the core discipline. A comparative analysis was made on the citations and fund occupations of the dissertations in core journals of each journal. The two indicators of the core subject were found to be higher than those of other subjects. The differences were significant by the chi-square test. The results show that the core academic phenomenon of comprehensive academic journals is a factor that should be noticed and studied to reflect the subject advantages and subject characteristics of journals.