Cryptology ePrint Archive: BibTeX Citation of Report 2003/154

@misc{cryptoeprint:2003:154,
    author = {Cheryl Beaver and Timothy Draelos and Richard Schroeppel and Mark Torgerson},
    title = {ManTiCore: Encryption with Joint Cipher-State Authentication},
    howpublished = {Cryptology ePrint Archive, Report 2003/154},
    year = {2003},
    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.