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一、引言本文根据知识计量学的相关理论和方法,以中国知网上相应文献为载体,利用可视化分析工具CiteSpace,获得绿色贸易壁垒研究领域高产作者、高产机构与高频关键词的知识图谱,以期能够客观、形象地展现出当今国内绿色贸易壁垒的研究现状,为之后的相关研究提供依据。二、数据来源及处理1、数据来源本文以中国知网CNKI数据库为数据来源,运用高级检索,通过剔除会议通知、刊文目录总表、杂志卷首语、期刊投稿须知等不
I. INTRODUCTION Based on the relevant theories and methods of knowledge metrology and the corresponding literature on CNKI, this paper uses the visual analysis tool CiteSpace to obtain the knowledge map of high-yield authors, high-yield institutions and high-frequency keywords in the research field of green trade barriers. It can objectively and vividly show the current research status of domestic green trade barriers and provide the basis for the related research. Second, the data sources and processing 1, data sources CNKI database of CNKI as the data source, the use of advanced search, by excluding the notice of the meeting, journals catalog, voluntarily magazine journals, journals and other contributors do not