Cryptology ePrint Archive: BibTeX Citation of Report 2013/315

@misc{cryptoeprint:2013:315,
    author = {Albrecht Petzoldt},
    title = {Hybrid Approach for the Fast Verification for Improved Versions of the UOV and Rainbow Signature Schemes},
    howpublished = {Cryptology ePrint Archive, Report 2013/315},
    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.