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1. www.jstor.orgJSTOR Home

   www.jstor.org

   Harness the power of visual materials—explore more than 3 million images now on JSTOR. Enhance your scholarly research with underground newspapers, magazines, and journals. Explore collections in the arts, sciences, and literature from the world’s leading museums, archives, and scholars.

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     Chętnie wyświetlilibyśmy opis, ale witryna, którą oglądasz,...

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     Browse books and journals on JSTOR by subject.

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     Chętnie wyświetlilibyśmy opis, ale witryna, którą oglądasz,...

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     Your Artstor image groups were copied to Workspace. The...

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     Browse books, journals, and research reports on JSTOR by...

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     Free or low-cost access for low-income countries Through the...

2. doaj.orgDirectory of Open Access Journals – DOAJ

   doaj.org

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   DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, and is committed to ensuring quality content is freely available online for everyone.

3. scholar.google.comGoogle Scholar

   scholar.google.com

   Google Scholar provides a simple way to broadly search for scholarly literature. Search across a wide variety of disciplines and sources: articles, theses, books, abstracts and court opinions.

4. about.jstor.org › oa-and-freeOpen and free content on JSTOR and Artstor - About JSTOR

   about.jstor.org › oa-and-free

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   How to find the millions of journal articles, ebooks, images, and other media available on JSTOR and Artstor as Open Access or free to everyone.

5. unpaywall.orgUnpaywall

   unpaywall.org

   An open database of 51,476,808 free scholarly articles. We harvest Open Access content from over 50,000 publishers and repositories, and make it easy to find, track, and use. Get the extension.

6. core.ac.ukCORE – Aggregating the world’s open access research papers

   core.ac.uk

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   The world’s largest collection of open access research papers. Search 303M papers from around the world. Machine access to our vast unique full text corpus. Explore Services see our data statistic. A comprehensive bibliographic database of the world’s scholarly literature. Explore CORE data.

7. www.sciencedirect.comScienceDirect.com | Science, health and medical journals, full...

   www.sciencedirect.com

   3.3 million articles on ScienceDirect are open access. Articles published open access are peer-reviewed and made freely available for everyone to read, download and reuse in line with the user license displayed on the article. View the list of full open access journals and books.