Cryptology ePrint Archive: BibTeX Citation of Report 1999/007

@misc{cryptoeprint:1999:007,
    author = {Michel Abdalla, Mihir Bellare and Phillip Rogaway },
    title = {DHAES: An Encryption Scheme Based on the Diffie-Hellman Problem},
    howpublished = {Cryptology ePrint Archive, Report 1999/007},
    year = {1999},
    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.