Cryptology ePrint Archive: BibTeX Citation of Report 2014/254

@misc{cryptoeprint:2014:254,
    author = {Thomas P\"oppelmann and L{\'e}o Ducas and Tim G\"uneysu},
    title = {Enhanced Lattice-Based Signatures on Reconfigurable Hardware},
    howpublished = {Cryptology ePrint Archive, Report 2014/254},
    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.