COCI CSV dataset of all the citation data

This dataset contains all the citation data (in CSV format) included in COCI, released on 29 January 2022. In particular, each line of the CSV file defines a citation, and includes the following information:<b>[field "oci"]</b> the Open Citation Identifier (OCI) for the citation;<b>[field "citing"]</b> the DOI of the citing entity;<b>[field "cited"]</b> the DOI of the cited entity;<b>[field "creation"]</b> the creation date of the citation (i.e. the publication date of the citing entity);<b>[field "timespan"]</b> the time span of the citation (i.e. the interval between the publication date of the cited entity and the publication date of the citing entity);<b>[field "journal_sc"]</b> it records whether the citation is a journal self-citations (i.e. the citing and the cited entities are published in the same journal);<b>[field "author_sc"]</b> it records whether the citation is an author self-citation (i.e. the citing and the cited entities have at least one author in common).<br>This version of the dataset contains:<br>1,271,360,867 citations;71,337,645 bibliographic resources.The size of the zipped archive is 32.06 GB, while the size of the unzipped CSV file is 206.7 GB.<br>Additional information about COCI can be retrieved in the official webpage.<br>

本数据集收录了2022年1月29日发布的COCI中全部CSV格式的引用数据。具体而言，该CSV文件的每一行均代表一条引用记录，包含以下字段信息：<b>[field "oci"]</b> 该引用的开放引用标识符（Open Citation Identifier, OCI）；<b>[field "citing"]</b> 引用源实体的数字对象标识符（Digital Object Identifier, DOI）；<b>[field "cited"]</b> 被引实体的数字对象标识符（DOI）；<b>[field "creation"]</b> 引用创建日期（即引用源实体的发表日期）；<b>[field "timespan"]</b> 引用时间跨度（即被引实体与引用源实体的发表日期之间的时间间隔）；<b>[field "journal_sc"]</b> 用于标识该引用是否为期刊自引（即引用源实体与被引实体发表于同一期刊）；<b>[field "author_sc"]</b> 用于标识该引用是否为作者自引（即引用源实体与被引实体至少拥有一位共同作者）。<br>本数据集当前版本包含：12.71亿条引用记录、7133.76万条文献资源。压缩归档文件大小为32.06 GB，解压后的CSV文件大小则为206.7 GB。<br>有关COCI的更多详细信息可通过其官方网页查询获取。