A group of publishers in the U.S. have filed a lawsuit against the “notorious” online database Library Genesis (Libgen), a website known for providing free access to scientific papers and books. The lawsuit accuses Libgen of facilitating the unauthorized distribution of copyrighted academic materials. The Register reports: The suit, filed in a New York federal court [PDF], asks for a legal order “requiring the transfer of the Libgen domain names to plaintiffs or, at plaintiffs’ election, canceling or deleting the Libgen domain names,” with the idea of frustrating visitors — mostly students — believed to number in their millions. The filing said that according to similarweb.com, the sites collectively were visited by 9 million people from the U.S. each month from March to May 2023. The suit alleges that several of the Libgen websites solicit “donations” from users. “These solicitations are in English and seek payments only in Bitcoin or