Cryptology ePrint Archive: BibTeX Citation of Report 2015/681

@misc{cryptoeprint:2015:681,
    author = {Susan Hohenberger and Steven Myers and Rafael Pass and abhi shelat},
    title = {ANONIZE: A Large-Scale Anonymous Survey System},
    howpublished = {Cryptology ePrint Archive, Report 2015/681},
    year = {2015},
    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.