Cryptology ePrint Archive: BibTeX Citation of Report 2021/738

    author       = {Nico Döttling and
		    Dominik Hartmann and
		    Dennis Hofheinz and
		    Eike Kiltz and
		    Sven Schäge and
		    Bogdan Ursu},
    title        = {On the Impossibility of Purely Algebraic Signatures},
    howpublished = {Cryptology ePrint Archive, Report 2021/738},
    year         = {2021},
    note         = {\url{}},

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.

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