情报学报  2022, Vol. 41 Issue (7): 745-761    DOI: 10.3772/j.issn.1000-0135.2022.07.008
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A Counterfactual Method for Evaluating Academic Journals through Changes in Information Entropy in Knowledge Systems
Ma Zheng1,2
1.Institute of Scientific and Technical Information of China, Beijing 100038
2.School of Information Management, Nanjing University, Nanjing 210023