One very common use of citation analysis is to determine the impact of a single author on a given field by counting the number of times the author has been cited by others.

一个很普遍的引文分析用途是确定一个作者对某一领域的影响通过计算作者已被引用的次数。

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Calculated by an independent body, the Institute for Scientific Information, the impact of a journal is the number of times an average paper in that journal is cited elsewhere in a given year.

ECONOMIST: Peer review