Based on the CCDOC bibliographic database, a method linking citation data to this database through the combined codes between publication, year, page, volume and number is studied.
研究了在一个已建成的文献数据库的基础上用出版物组合代码连接扩展贴补引文索引的方法。
Social network analysis Patent Assignee Co-citation Bibliographic coupling Correlation network;
社会网络分析; 专利; 专利权人; 共引; 文献耦合; 关联网络;
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