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BASE: Bielefeld Academic Search Engine: Multidisciplinary Free Bielefeld University [23] Beilstein database: Organic chemistry: Subscription Available from Elsevier under the product name Reaxys [24] Bibliographie de civilisation médiévale: Medieval studies: A bibliography of monographs on the Middle Ages.
Google Scholar is a freely accessible web search engine that indexes the full text or metadata of scholarly literature across an array of publishing formats and disciplines. . Released in beta in November 2004, the Google Scholar index includes peer-reviewed online academic journals and books, conference papers, theses and dissertations, preprints, abstracts, technical reports, and other ...
BASE (Bielefeld Academic Search Engine) is a multi-disciplinary search engine to scholarly internet resources, created by Bielefeld University Library in Bielefeld, Germany. It is based on free and open-source software such as Apache Solr and VuFind . [ 1 ]
Wikiversity - sister project that provides information on most academic subjects; Footnote - historic documents through their partnerships with The National Archives, the Library of Congress and other institutions (partly free) Google Scholar - provides a simple way to broadly search for scholarly literature
Semantic Scholar is free to use and unlike similar search engines (i.e. Google Scholar) does not search for material that is behind a paywall. [ 5 ] [ citation needed ] One study compared the index scope of Semantic Scholar to Google Scholar, and found that for the papers cited by secondary studies in computer science, the two indices had ...
The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.
CiteSeer X uses automated information extraction tools, usually built on machine learning methods such ParsCit, to extract scholarly document metadata such as title, authors, abstract, citations, etc. As such, there are sometime errors in authors and titles. Other academic search engines have similar errors.
The Internet Archive Scholar is a scholarly search engine created by the Internet Archive in 2020. As of February 2024 [update] , it contained over 35 million research articles with full text access.