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the article about bibliographic databases for information about databases giving bibliographic information about finding books and journal articles. Note that "free" or "subscription" can refer both to the availability of the database or of the journal articles included. This has been indicated as precisely as possible in the lists below.
Find this article at JURN, a curated search engine for free academic articles and books; Find this article at OpenDOAR, a search engine for academic repositories; Find this article in the DOAJ, a multidisciplinary index of open-access journal content; Find this article at CORE, an aggregator of open-access research
Ulrich's Periodicals Directory (ISSN 0000-0175, and ISSN 0000-2100) is the standard library directory and database providing information about popular and academic magazines, scientific journals, newspapers and other serial publications. [1]
PubMed Central (PMC) is a free digital repository that archives open access full-text scholarly articles that have been published in biomedical and life sciences journals. As one of the major research databases developed by the National Center for Biotechnology Information (NCBI), PubMed Central is more than a document repository.
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 ...
Search engines harvest the content of open access repositories, constructing a database of worldwide, free of charge available research. [ 1 ] [ 2 ] [ 3 ] Data repositories are the cornerstone for FAIR (findable, accessible, interoperable and reusable) data practices and are used expeditiously within the scientific community.
Use WorldCat to see if your local library has a physical version of the journal. Request the article or the journal through your library's interlibrary loan service, if available. Look through the journals sources page for more ideas on how to find the article. Reach out to the author(s) of the research paper by email and ask them for a copy.
The following list is meant to help you with your own research, by offering links to respectable information sources on the web, available free of charge. Inclusion on the list doesn't automatically mean the absolute truth is on these websites, so always be critical and compare information between different sources.