省级农业科学类期刊信息密度的调查分析
孙红忠, 鲍勇, 金琼琼, 胡剑胜
Investigation and Analysis of Information Density of Provincial Agricultural Science Journals
SUN Hongzhong, BAO Yong, JIN Qiongqiong, HU Jiansheng
农业图书情报学刊
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2017, (9): 146
-149
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DOI: 10.13998/j.cnki.issn1002-1248.2017.09.034
