Cryptology ePrint Archive: BibTeX Citation of Report 2015/947

@misc{cryptoeprint:2015:947,
    author = {Yi-Ruei Chen, Shiuan-Tzuo Shen, Wen-Guey Tzeng},
    title = {Weave ElGamal Encryption for Secure Outsourcing Algebraic Computations over Zp},
    howpublished = {Cryptology ePrint Archive, Report 2015/947},
    year = {2015},
    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.