Cryptology ePrint Archive: BibTeX Citation of Report 2012/664

@misc{cryptoeprint:2012:664,
    author = {Jiang Zhang and Zhenfeng Zhang and Yu Chen},
    title = {PRE- Stronger Security Notion and Efficient Construction with New Property},
    howpublished = {Cryptology ePrint Archive, Report 2012/664},
    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.