Cryptology ePrint Archive: BibTeX Citation of Report 2014/077

@misc{cryptoeprint:2014:077,
    author = {Joseph Bonneau and Arvind Narayanan and Andrew Miller and Jeremy Clark and Joshua A. Kroll and Edward W. Felten},
    title = {Mixcoin: Anonymity for Bitcoin with accountable mixes},
    howpublished = {Cryptology ePrint Archive, Report 2014/077},
    year = {2014},
    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.