Open Access Library (OALib)

Open Access Library (www.oalib.com) is an academic search engine and publisher. You can download research papers for free and submit your paper to it. It is a shared a...

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Open Access Library (www.oalib.com) is an academic search engine and publisher. You can download research papers for free and submit your paper to it. It is a shared academic database.

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Sci-Hub（4）

The first pirate website in the world to open mass and public access to tens of millions research papers

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