Cryptology ePrint Archive: BibTeX Citation of Report 2010/648

@misc{cryptoeprint:2010:648,
    author = {Dario Fiore and Dominique Schröder},
    title = {Uniqueness is a Different Story: Impossibility of Verifiable Random Functions from Trapdoor Permutations},
    howpublished = {Cryptology ePrint Archive, Report 2010/648},
    year = {2010},
    note = {\url{http://eprint.iacr.org/}},
}

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