February 6, 2018 09:27 am PST
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/tkXtJgR5mxs/search-engine-arbitrage.html
Unpaywall: a search-engine for authorized, freely accessible versions of scholarly journal articles
Unpaywall is a service that indexes open access repositories, university, government and scholarly society archives, and other sources that make articles available with authorization from the rightsholders and journals -- about 47% of the articles that its users seek. (more…)
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/tkXtJgR5mxs/search-engine-arbitrage.html
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