Cryptology ePrint Archive: BibTeX Citation of Report 2013/615

@misc{cryptoeprint:2013:615,
    author = {Hugo Jonker and Sjouke Mauw and Jun Pang},
    title = {Privacy and Verifiability in Voting Systems: Methods, Developments and Trends},
    howpublished = {Cryptology ePrint Archive, Report 2013/615},
    year = {2013},
    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.