Cryptology ePrint Archive: BibTeX Citation of Report 2014/470

@misc{cryptoeprint:2014:470,
    author = {Jinguang Han and Willy Susilo and Yi Mu and Jianying Zhou and Man Ho Au},
    title = {PPDCP-ABE: Privacy-Preserving Decentralized Cipher-Policy Attribute-Based Encryption},
    howpublished = {Cryptology ePrint Archive, Report 2014/470},
    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.