Cryptology ePrint Archive: BibTeX Citation of Report 2014/395

@misc{cryptoeprint:2014:395,
    author = {Jia Xu and Anjia Yang and Jianying Zhou and Duncan S. Wong},
    title = {Lightweight and Privacy-Preserving Delegatable Proofs of Storage},
    howpublished = {Cryptology ePrint Archive, Report 2014/395},
    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.