Alternative Access: How to Get the PDF?

If you are unable to get an article in your usual way, these tips may help you locate an openly accessible version. For details on affected titles, see the Office of Scholarly Communication website.

Get it from the library

Request the article using the UC Citation Linker form, and we will get it for you. Articles will be emailed as soon as possible; some requests may take up to four days.

Search for it

Unpaywall logo
Unpaywall
Find legal, open and free versions of publications from over 50,000 publishers and repositories. Use the browser extension to auto-search article DOIs.
Open Access Button logo
Open Access Button
Find open articles, through either the extension or by inputting a PMID, DOI, or title. Have OA Button request a free version from the author if none is found.
Google Scholar logo
Google Scholar
Search by article title to find free, legal preprint versions of an article from sites such as arXiv, bioRxiv, OSF Preprints, and more. Look for “all versions.”
Sci-Hub
Not recommended. Use is currently illegal in many countries due to copyright laws.

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