Cryptology ePrint Archive: BibTeX Citation of Report 2014/030

@misc{cryptoeprint:2014:030,
    author = {Leonardo C. Almeida and Ewerton R. Andrade and Paulo S. L. M. Barreto and Marcos A. Simplicio Jr.},
    title = {Lyra: Password-Based Key Derivation with Tunable Memory and Processing Costs},
    howpublished = {Cryptology ePrint Archive, Report 2014/030},
    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.