情报学报  2019, Vol. 38 Issue (8): 872-880    DOI: 10.3772/j.issn.1000-0135.2019.08.011
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Research Review of Frontier Detection Methods in Subject Fields
Huang Xiaobin1, Wu Gao1,2
1.School of Information Management, Sun Yat-sen University, Guangzhou 510006
2.Library of Guangxi Normal University, Guilin 541004