Cryptology ePrint Archive: BibTeX Citation of Report 2012/070

@misc{cryptoeprint:2012:070,
    author = {Razvan Barbulescu and Joppe W. Bos and Cyril Bouvier and Thorsten Kleinjung and Peter L. Montgomery},
    title = {Finding ECM-Friendly Curves through a Study of Galois Properties},
    howpublished = {Cryptology ePrint Archive, Report 2012/070},
    year = {2012},
    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.