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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 . 2017, (
9
): 146 -149 . DOI: 10.13998/j.cnki.issn1002-1248.2017.09.034
