Comparing conventional and alternative mechanisms of discovering and accessing the scientific literature

• 成果类型: Article
• 署名作者: Walters, William H.
• 署名单位: Southern Illinois University System; Southern Illinois University
• 刊物名称: PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
• ISSN/ISSBN: 0027-13331
• DOI: 10.1073/pnas.2503051122
• 发表日期: 2025-07-08
• 关键词: google scholar; web; availability; databases; coverage; scopus

摘要

This study compares the bibliographic and full- text coverage of 15 conventional and and the Web of Science Core Collection), five single- subject databases, the integrated Scholar), two web- based scholarly databases (Dimensions and OpenAlex), two academic and Sci- Hub). The analysis is based on known- item searches for 875 target documents chology. Overall, Google Scholar, OpenAlex, and the ILS are the most comprehensive sources of bibliographic records. Google Scholar's coverage rate is higher than that of all two pirate sites. In terms of full- text coverage, the best multidisciplinary options are the access mechanisms are deficient in terms of their user interfaces, search capabilities, and metadata, they nonetheless provide excellent bibliographic and full- text coverage of the and students as well as system- wide implications for the use, development, and evaluation of information resources.