Cryptology ePrint Archive: BibTeX Citation of Report 2012/563

@misc{cryptoeprint:2012:563,
    author = {Kai-Min Chung and Huijia Lin and Rafael Pass},
    title = {Constant-Round Concurrent Zero Knowledge From Falsifiable Assumptions},
    howpublished = {Cryptology ePrint Archive, Report 2012/563},
    year = {2012},
    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.