Meanwhile, there are still a large number of excellent researchers in the world who specialize in books, science, and other intelligent information.
📌 Here’s a list of sites you’ve never heard of.
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www.refseek.com - Search for academic resources. More than a billion sources: encyclopedias, monographs, magazines.
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www.worldcat.org - search for content from 20 thousand libraries around the world. Find out where the closest rare book you need is.
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link.springer.com – access to more than 10 million scientific documents: books, articles, research protocols.
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www.bioline.org.br is a library of scientific journals on biosciences published in developing countries.
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repec.org - volunteers from 102 countries collected almost 4 million publications on economics and related sciences.
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www.science.gov is an American state search engine for more than 2,200 scientific websites. More than 200 million articles are indexed.
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www.base-search.net is one of the most powerful searches in academic studies texts. More than 100 million scientific documents, 70% of them free.